32428400

素因数分解:

$2^4\times 5^2\times {\mathrm{81071}}^1$

素因数の和:81089

約数の個数: 30

約数和(自身を含む): 77910192

約数和(自身を除く): 45481792

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 81071, 162142, 324284, 405355, 648568, 810710, 1297136, 1621420, 2026775, 3242840, 4053550, 6485680, 8107100, 16214200, 32428400]

約数ペア:

[(1, 32428400), (2, 16214200), (4, 8107100), (5, 6485680), (8, 4053550), (10, 3242840), (16, 2026775), (20, 1621420), (25, 1297136), (40, 810710), (50, 648568), (80, 405355), (100, 324284), (200, 162142), (400, 81071)]