25456860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:105

約数の個数: 288

約数和(自身を含む): 96864768

約数和(自身を除く): 71407908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 13, 15, 18, 20, 22, 23, 26, 30, 33, 36, 39, 43, 44, 45, 46, 52, 55, 60, 65, 66, 69, 78, 86, 90, 92, 99, 110, 115, 117, 129, 130, 132, 138, 143, 156, 165, 172, 180, 195, 198, 207, 215, 220, 230, 234, 253, 258, 260, 276, 286, 299, 330, 345, 387, 390, 396, 414, 429, 430, 460, 468, 473, 495, 506, 516, 559, 572, 585, 598, 645, 660, 690, 715, 759, 774, 780, 828, 858, 860, 897, 946, 989, 990, 1012, 1035, 1118, 1170, 1196, 1265, 1287, 1290, 1380, 1419, 1430, 1495, 1518, 1548, 1677, 1716, 1794, 1892, 1935, 1978, 1980, 2070, 2145, 2236, 2277, 2340, 2365, 2530, 2574, 2580, 2691, 2795, 2838, 2860, 2967, 2990, 3036, 3289, 3354, 3588, 3795, 3870, 3956, 4140, 4257, 4290, 4485, 4554, 4730, 4945, 5031, 5060, 5148, 5382, 5590, 5676, 5934, 5980, 6149, 6435, 6578, 6708, 7095, 7590, 7740, 8385, 8514, 8580, 8901, 8970, 9108, 9460, 9867, 9890, 10062, 10764, 10879, 11180, 11385, 11868, 12298, 12857, 12870, 13156, 13455, 14190, 14835, 15180, 16445, 16770, 17028, 17802, 17940, 18447, 19734, 19780, 20124, 21285, 21758, 22770, 24596, 25155, 25714, 25740, 26910, 28380, 29601, 29670, 30745, 32637, 32890, 33540, 35604, 36894, 38571, 39468, 42570, 43516, 44505, 45540, 49335, 50310, 51428, 53820, 54395, 55341, 59202, 59340, 61490, 64285, 65274, 65780, 73788, 77142, 85140, 89010, 92235, 97911, 98670, 100620, 108790, 110682, 115713, 118404, 122980, 128570, 130548, 141427, 148005, 154284, 163185, 178020, 184470, 192855, 195822, 197340, 217580, 221364, 231426, 257140, 276705, 282854, 296010, 326370, 368940, 385710, 391644, 424281, 462852, 489555, 553410, 565708, 578565, 592020, 652740, 707135, 771420, 848562, 979110, 1106820, 1157130, 1272843, 1414270, 1697124, 1958220, 2121405, 2314260, 2545686, 2828540, 4242810, 5091372, 6364215, 8485620, 12728430, 25456860]

約数ペア:

[(1, 25456860), (2, 12728430), (3, 8485620), (4, 6364215), (5, 5091372), (6, 4242810), (9, 2828540), (10, 2545686), (11, 2314260), (12, 2121405), (13, 1958220), (15, 1697124), (18, 1414270), (20, 1272843), (22, 1157130), (23, 1106820), (26, 979110), (30, 848562), (33, 771420), (36, 707135), (39, 652740), (43, 592020), (44, 578565), (45, 565708), (46, 553410), (52, 489555), (55, 462852), (60, 424281), (65, 391644), (66, 385710), (69, 368940), (78, 326370), (86, 296010), (90, 282854), (92, 276705), (99, 257140), (110, 231426), (115, 221364), (117, 217580), (129, 197340), (130, 195822), (132, 192855), (138, 184470), (143, 178020), (156, 163185), (165, 154284), (172, 148005), (180, 141427), (195, 130548), (198, 128570), (207, 122980), (215, 118404), (220, 115713), (230, 110682), (234, 108790), (253, 100620), (258, 98670), (260, 97911), (276, 92235), (286, 89010), (299, 85140), (330, 77142), (345, 73788), (387, 65780), (390, 65274), (396, 64285), (414, 61490), (429, 59340), (430, 59202), (460, 55341), (468, 54395), (473, 53820), (495, 51428), (506, 50310), (516, 49335), (559, 45540), (572, 44505), (585, 43516), (598, 42570), (645, 39468), (660, 38571), (690, 36894), (715, 35604), (759, 33540), (774, 32890), (780, 32637), (828, 30745), (858, 29670), (860, 29601), (897, 28380), (946, 26910), (989, 25740), (990, 25714), (1012, 25155), (1035, 24596), (1118, 22770), (1170, 21758), (1196, 21285), (1265, 20124), (1287, 19780), (1290, 19734), (1380, 18447), (1419, 17940), (1430, 17802), (1495, 17028), (1518, 16770), (1548, 16445), (1677, 15180), (1716, 14835), (1794, 14190), (1892, 13455), (1935, 13156), (1978, 12870), (1980, 12857), (2070, 12298), (2145, 11868), (2236, 11385), (2277, 11180), (2340, 10879), (2365, 10764), (2530, 10062), (2574, 9890), (2580, 9867), (2691, 9460), (2795, 9108), (2838, 8970), (2860, 8901), (2967, 8580), (2990, 8514), (3036, 8385), (3289, 7740), (3354, 7590), (3588, 7095), (3795, 6708), (3870, 6578), (3956, 6435), (4140, 6149), (4257, 5980), (4290, 5934), (4485, 5676), (4554, 5590), (4730, 5382), (4945, 5148), (5031, 5060)]