25261015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:379

約数の個数: 32

約数和(自身を含む): 34747776

約数和(自身を除く): 9486761

約数列:

[1, 5, 13, 23, 61, 65, 115, 277, 299, 305, 793, 1385, 1403, 1495, 3601, 3965, 6371, 7015, 16897, 18005, 18239, 31855, 82823, 84485, 91195, 219661, 388631, 414115, 1098305, 1943155, 5052203, 25261015]

約数ペア:

[(1, 25261015), (5, 5052203), (13, 1943155), (23, 1098305), (61, 414115), (65, 388631), (115, 219661), (277, 91195), (299, 84485), (305, 82823), (793, 31855), (1385, 18239), (1403, 18005), (1495, 16897), (3601, 7015), (3965, 6371)]