80897640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1289}}^1$

素因数の和:1826

約数の個数: 64

約数和(自身を含む): 243345600

約数和(自身を除く): 162447960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 523, 1046, 1289, 1569, 2092, 2578, 2615, 3138, 3867, 4184, 5156, 5230, 6276, 6445, 7734, 7845, 10312, 10460, 12552, 12890, 15468, 15690, 19335, 20920, 25780, 30936, 31380, 38670, 51560, 62760, 77340, 154680, 674147, 1348294, 2022441, 2696588, 3370735, 4044882, 5393176, 6741470, 8089764, 10112205, 13482940, 16179528, 20224410, 26965880, 40448820, 80897640]

約数ペア:

[(1, 80897640), (2, 40448820), (3, 26965880), (4, 20224410), (5, 16179528), (6, 13482940), (8, 10112205), (10, 8089764), (12, 6741470), (15, 5393176), (20, 4044882), (24, 3370735), (30, 2696588), (40, 2022441), (60, 1348294), (120, 674147), (523, 154680), (1046, 77340), (1289, 62760), (1569, 51560), (2092, 38670), (2578, 31380), (2615, 30936), (3138, 25780), (3867, 20920), (4184, 19335), (5156, 15690), (5230, 15468), (6276, 12890), (6445, 12552), (7734, 10460), (7845, 10312)]