25185485

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{431}}^1$

素因数の和:509

約数の個数: 32

約数和(自身を含む): 34836480

約数和(自身を除く): 9650995

約数列:

[1, 5, 13, 29, 31, 65, 145, 155, 377, 403, 431, 899, 1885, 2015, 2155, 4495, 5603, 11687, 12499, 13361, 28015, 58435, 62495, 66805, 162487, 173693, 387469, 812435, 868465, 1937345, 5037097, 25185485]

約数ペア:

[(1, 25185485), (5, 5037097), (13, 1937345), (29, 868465), (31, 812435), (65, 387469), (145, 173693), (155, 162487), (377, 66805), (403, 62495), (431, 58435), (899, 28015), (1885, 13361), (2015, 12499), (2155, 11687), (4495, 5603)]