76312575

素因数分解:

$3^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 147285216

約数和(自身を除く): 70972641

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 71, 75, 85, 153, 213, 225, 255, 281, 355, 425, 639, 765, 843, 1065, 1207, 1275, 1405, 1775, 2529, 3195, 3621, 3825, 4215, 4777, 5325, 6035, 7025, 10863, 12645, 14331, 15975, 18105, 19951, 21075, 23885, 30175, 42993, 54315, 59853, 63225, 71655, 90525, 99755, 119425, 179559, 214965, 271575, 299265, 339167, 358275, 498775, 897795, 1017501, 1074825, 1496325, 1695835, 3052503, 4488975, 5087505, 8479175, 15262515, 25437525, 76312575]

約数ペア:

[(1, 76312575), (3, 25437525), (5, 15262515), (9, 8479175), (15, 5087505), (17, 4488975), (25, 3052503), (45, 1695835), (51, 1496325), (71, 1074825), (75, 1017501), (85, 897795), (153, 498775), (213, 358275), (225, 339167), (255, 299265), (281, 271575), (355, 214965), (425, 179559), (639, 119425), (765, 99755), (843, 90525), (1065, 71655), (1207, 63225), (1275, 59853), (1405, 54315), (1775, 42993), (2529, 30175), (3195, 23885), (3621, 21075), (3825, 19951), (4215, 18105), (4777, 15975), (5325, 14331), (6035, 12645), (7025, 10863)]