25278830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{8747}}^1$

素因数の和:8788

約数の個数: 24

約数和(自身を含む): 48341448

約数和(自身を除く): 23062618

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 8747, 17494, 43735, 87470, 148699, 297398, 743495, 1486990, 2527883, 5055766, 12639415, 25278830]

約数ペア:

[(1, 25278830), (2, 12639415), (5, 5055766), (10, 2527883), (17, 1486990), (34, 743495), (85, 297398), (170, 148699), (289, 87470), (578, 43735), (1445, 17494), (2890, 8747)]