25385552025

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{253919}}^1$

素因数の和:254006

約数の個数: 48

約数和(自身を含む): 44332400640

約数和(自身を除く): 18946848615

約数列:

[1, 3, 5, 15, 25, 31, 43, 75, 93, 129, 155, 215, 465, 645, 775, 1075, 1333, 2325, 3225, 3999, 6665, 19995, 33325, 99975, 253919, 761757, 1269595, 3808785, 6347975, 7871489, 10918517, 19043925, 23614467, 32755551, 39357445, 54592585, 118072335, 163777755, 196787225, 272962925, 338474027, 590361675, 818888775, 1015422081, 1692370135, 5077110405, 8461850675, 25385552025]

約数ペア:

[(1, 25385552025), (3, 8461850675), (5, 5077110405), (15, 1692370135), (25, 1015422081), (31, 818888775), (43, 590361675), (75, 338474027), (93, 272962925), (129, 196787225), (155, 163777755), (215, 118072335), (465, 54592585), (645, 39357445), (775, 32755551), (1075, 23614467), (1333, 19043925), (2325, 10918517), (3225, 7871489), (3999, 6347975), (6665, 3808785), (19995, 1269595), (33325, 761757), (99975, 253919)]