80653950

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{811}}^1$

素因数の和:859

約数の個数: 144

約数和(自身を含む): 247390416

約数和(自身を除く): 166736466

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 25, 26, 30, 34, 39, 45, 50, 51, 65, 75, 78, 85, 90, 102, 117, 130, 150, 153, 170, 195, 221, 225, 234, 255, 306, 325, 390, 425, 442, 450, 510, 585, 650, 663, 765, 811, 850, 975, 1105, 1170, 1275, 1326, 1530, 1622, 1950, 1989, 2210, 2433, 2550, 2925, 3315, 3825, 3978, 4055, 4866, 5525, 5850, 6630, 7299, 7650, 8110, 9945, 10543, 11050, 12165, 13787, 14598, 16575, 19890, 20275, 21086, 24330, 27574, 31629, 33150, 36495, 40550, 41361, 49725, 52715, 60825, 63258, 68935, 72990, 82722, 94887, 99450, 105430, 121650, 124083, 137870, 158145, 179231, 182475, 189774, 206805, 248166, 263575, 316290, 344675, 358462, 364950, 413610, 474435, 527150, 537693, 620415, 689350, 790725, 896155, 948870, 1034025, 1075386, 1240830, 1581450, 1613079, 1792310, 2068050, 2372175, 2688465, 3102075, 3226158, 4480775, 4744350, 5376930, 6204150, 8065395, 8961550, 13442325, 16130790, 26884650, 40326975, 80653950]

約数ペア:

[(1, 80653950), (2, 40326975), (3, 26884650), (5, 16130790), (6, 13442325), (9, 8961550), (10, 8065395), (13, 6204150), (15, 5376930), (17, 4744350), (18, 4480775), (25, 3226158), (26, 3102075), (30, 2688465), (34, 2372175), (39, 2068050), (45, 1792310), (50, 1613079), (51, 1581450), (65, 1240830), (75, 1075386), (78, 1034025), (85, 948870), (90, 896155), (102, 790725), (117, 689350), (130, 620415), (150, 537693), (153, 527150), (170, 474435), (195, 413610), (221, 364950), (225, 358462), (234, 344675), (255, 316290), (306, 263575), (325, 248166), (390, 206805), (425, 189774), (442, 182475), (450, 179231), (510, 158145), (585, 137870), (650, 124083), (663, 121650), (765, 105430), (811, 99450), (850, 94887), (975, 82722), (1105, 72990), (1170, 68935), (1275, 63258), (1326, 60825), (1530, 52715), (1622, 49725), (1950, 41361), (1989, 40550), (2210, 36495), (2433, 33150), (2550, 31629), (2925, 27574), (3315, 24330), (3825, 21086), (3978, 20275), (4055, 19890), (4866, 16575), (5525, 14598), (5850, 13787), (6630, 12165), (7299, 11050), (7650, 10543), (8110, 9945)]