25974910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199807}}^1$

素因数の和:199827

約数の個数: 16

約数和(自身を含む): 50351616

約数和(自身を除く): 24376706

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 199807, 399614, 999035, 1998070, 2597491, 5194982, 12987455, 25974910]

約数ペア:

[(1, 25974910), (2, 12987455), (5, 5194982), (10, 2597491), (13, 1998070), (26, 999035), (65, 399614), (130, 199807)]