25725180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:140

約数の個数: 144

約数和(自身を含む): 81164160

約数和(自身を除く): 55438980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 43, 52, 59, 60, 65, 78, 86, 118, 129, 130, 156, 169, 172, 177, 195, 215, 236, 258, 260, 295, 338, 354, 390, 430, 507, 516, 559, 590, 645, 676, 708, 767, 780, 845, 860, 885, 1014, 1118, 1180, 1290, 1534, 1677, 1690, 1770, 2028, 2236, 2301, 2535, 2537, 2580, 2795, 3068, 3354, 3380, 3540, 3835, 4602, 5070, 5074, 5590, 6708, 7267, 7611, 7670, 8385, 9204, 9971, 10140, 10148, 11180, 11505, 12685, 14534, 15222, 15340, 16770, 19942, 21801, 23010, 25370, 29068, 29913, 30444, 32981, 33540, 36335, 38055, 39884, 43602, 46020, 49855, 50740, 59826, 65962, 72670, 76110, 87204, 98943, 99710, 109005, 119652, 131924, 145340, 149565, 152220, 164905, 197886, 199420, 218010, 299130, 329810, 395772, 428753, 436020, 494715, 598260, 659620, 857506, 989430, 1286259, 1715012, 1978860, 2143765, 2572518, 4287530, 5145036, 6431295, 8575060, 12862590, 25725180]

約数ペア:

[(1, 25725180), (2, 12862590), (3, 8575060), (4, 6431295), (5, 5145036), (6, 4287530), (10, 2572518), (12, 2143765), (13, 1978860), (15, 1715012), (20, 1286259), (26, 989430), (30, 857506), (39, 659620), (43, 598260), (52, 494715), (59, 436020), (60, 428753), (65, 395772), (78, 329810), (86, 299130), (118, 218010), (129, 199420), (130, 197886), (156, 164905), (169, 152220), (172, 149565), (177, 145340), (195, 131924), (215, 119652), (236, 109005), (258, 99710), (260, 98943), (295, 87204), (338, 76110), (354, 72670), (390, 65962), (430, 59826), (507, 50740), (516, 49855), (559, 46020), (590, 43602), (645, 39884), (676, 38055), (708, 36335), (767, 33540), (780, 32981), (845, 30444), (860, 29913), (885, 29068), (1014, 25370), (1118, 23010), (1180, 21801), (1290, 19942), (1534, 16770), (1677, 15340), (1690, 15222), (1770, 14534), (2028, 12685), (2236, 11505), (2301, 11180), (2535, 10148), (2537, 10140), (2580, 9971), (2795, 9204), (3068, 8385), (3354, 7670), (3380, 7611), (3540, 7267), (3835, 6708), (4602, 5590), (5070, 5074)]