80588280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{521}}^1\times {\mathrm{1289}}^1$

素因数の和:1824

約数の個数: 64

約数和(自身を含む): 242416800

約数和(自身を除く): 161828520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 521, 1042, 1289, 1563, 2084, 2578, 2605, 3126, 3867, 4168, 5156, 5210, 6252, 6445, 7734, 7815, 10312, 10420, 12504, 12890, 15468, 15630, 19335, 20840, 25780, 30936, 31260, 38670, 51560, 62520, 77340, 154680, 671569, 1343138, 2014707, 2686276, 3357845, 4029414, 5372552, 6715690, 8058828, 10073535, 13431380, 16117656, 20147070, 26862760, 40294140, 80588280]

約数ペア:

[(1, 80588280), (2, 40294140), (3, 26862760), (4, 20147070), (5, 16117656), (6, 13431380), (8, 10073535), (10, 8058828), (12, 6715690), (15, 5372552), (20, 4029414), (24, 3357845), (30, 2686276), (40, 2014707), (60, 1343138), (120, 671569), (521, 154680), (1042, 77340), (1289, 62520), (1563, 51560), (2084, 38670), (2578, 31260), (2605, 30936), (3126, 25780), (3867, 20840), (4168, 19335), (5156, 15630), (5210, 15468), (6252, 12890), (6445, 12504), (7734, 10420), (7815, 10312)]