25329980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97423}}^1$

素因数の和:97445

約数の個数: 24

約数和(自身を含む): 57285312

約数和(自身を除く): 31955332

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 97423, 194846, 389692, 487115, 974230, 1266499, 1948460, 2532998, 5065996, 6332495, 12664990, 25329980]

約数ペア:

[(1, 25329980), (2, 12664990), (4, 6332495), (5, 5065996), (10, 2532998), (13, 1948460), (20, 1266499), (26, 974230), (52, 487115), (65, 389692), (130, 194846), (260, 97423)]