25428400

素因数分解:

$2^4\times 5^2\times {\mathrm{151}}^1\times {\mathrm{421}}^1$

素因数の和:590

約数の個数: 60

約数和(自身を含む): 61642384

約数和(自身を除く): 36213984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 151, 200, 302, 400, 421, 604, 755, 842, 1208, 1510, 1684, 2105, 2416, 3020, 3368, 3775, 4210, 6040, 6736, 7550, 8420, 10525, 12080, 15100, 16840, 21050, 30200, 33680, 42100, 60400, 63571, 84200, 127142, 168400, 254284, 317855, 508568, 635710, 1017136, 1271420, 1589275, 2542840, 3178550, 5085680, 6357100, 12714200, 25428400]

約数ペア:

[(1, 25428400), (2, 12714200), (4, 6357100), (5, 5085680), (8, 3178550), (10, 2542840), (16, 1589275), (20, 1271420), (25, 1017136), (40, 635710), (50, 508568), (80, 317855), (100, 254284), (151, 168400), (200, 127142), (302, 84200), (400, 63571), (421, 60400), (604, 42100), (755, 33680), (842, 30200), (1208, 21050), (1510, 16840), (1684, 15100), (2105, 12080), (2416, 10525), (3020, 8420), (3368, 7550), (3775, 6736), (4210, 6040)]