25178290

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:462

約数の個数: 32

約数和(自身を含む): 46421424

約数和(自身を除く): 21243134

約数列:

[1, 2, 5, 10, 97, 101, 194, 202, 257, 485, 505, 514, 970, 1010, 1285, 2570, 9797, 19594, 24929, 25957, 48985, 49858, 51914, 97970, 124645, 129785, 249290, 259570, 2517829, 5035658, 12589145, 25178290]

約数ペア:

[(1, 25178290), (2, 12589145), (5, 5035658), (10, 2517829), (97, 259570), (101, 249290), (194, 129785), (202, 124645), (257, 97970), (485, 51914), (505, 49858), (514, 48985), (970, 25957), (1010, 24929), (1285, 19594), (2570, 9797)]