25815280

素因数分解:

$2^4\times 5^1\times {\mathrm{523}}^1\times {\mathrm{617}}^1$

素因数の和:1153

約数の個数: 40

約数和(自身を含む): 60232752

約数和(自身を除く): 34417472

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 523, 617, 1046, 1234, 2092, 2468, 2615, 3085, 4184, 4936, 5230, 6170, 8368, 9872, 10460, 12340, 20920, 24680, 41840, 49360, 322691, 645382, 1290764, 1613455, 2581528, 3226910, 5163056, 6453820, 12907640, 25815280]

約数ペア:

[(1, 25815280), (2, 12907640), (4, 6453820), (5, 5163056), (8, 3226910), (10, 2581528), (16, 1613455), (20, 1290764), (40, 645382), (80, 322691), (523, 49360), (617, 41840), (1046, 24680), (1234, 20920), (2092, 12340), (2468, 10460), (2615, 9872), (3085, 8368), (4184, 6170), (4936, 5230)]