25911450

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:900

約数の個数: 72

約数和(自身を含む): 70682976

約数和(自身を除く): 44771526

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 71, 75, 90, 142, 150, 213, 225, 355, 426, 450, 639, 710, 811, 1065, 1278, 1622, 1775, 2130, 2433, 3195, 3550, 4055, 4866, 5325, 6390, 7299, 8110, 10650, 12165, 14598, 15975, 20275, 24330, 31950, 36495, 40550, 57581, 60825, 72990, 115162, 121650, 172743, 182475, 287905, 345486, 364950, 518229, 575810, 863715, 1036458, 1439525, 1727430, 2591145, 2879050, 4318575, 5182290, 8637150, 12955725, 25911450]

約数ペア:

[(1, 25911450), (2, 12955725), (3, 8637150), (5, 5182290), (6, 4318575), (9, 2879050), (10, 2591145), (15, 1727430), (18, 1439525), (25, 1036458), (30, 863715), (45, 575810), (50, 518229), (71, 364950), (75, 345486), (90, 287905), (142, 182475), (150, 172743), (213, 121650), (225, 115162), (355, 72990), (426, 60825), (450, 57581), (639, 40550), (710, 36495), (811, 31950), (1065, 24330), (1278, 20275), (1622, 15975), (1775, 14598), (2130, 12165), (2433, 10650), (3195, 8110), (3550, 7299), (4055, 6390), (4866, 5325)]