25090910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{751}}^1$

素因数の和:1028

約数の個数: 32

約数和(自身を含む): 48892032

約数和(自身を除く): 23801122

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 257, 514, 751, 1285, 1502, 2570, 3341, 3755, 6682, 7510, 9763, 16705, 19526, 33410, 48815, 97630, 193007, 386014, 965035, 1930070, 2509091, 5018182, 12545455, 25090910]

約数ペア:

[(1, 25090910), (2, 12545455), (5, 5018182), (10, 2509091), (13, 1930070), (26, 965035), (65, 386014), (130, 193007), (257, 97630), (514, 48815), (751, 33410), (1285, 19526), (1502, 16705), (2570, 9763), (3341, 7510), (3755, 6682)]