225250400

素因数分解:

$2^5\times 5^2\times {\mathrm{281563}}^1$

素因数の和:281583

約数の個数: 36

約数和(自身を含む): 549894492

約数和(自身を除く): 324644092

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 281563, 563126, 1126252, 1407815, 2252504, 2815630, 4505008, 5631260, 7039075, 9010016, 11262520, 14078150, 22525040, 28156300, 45050080, 56312600, 112625200, 225250400]

約数ペア:

[(1, 225250400), (2, 112625200), (4, 56312600), (5, 45050080), (8, 28156300), (10, 22525040), (16, 14078150), (20, 11262520), (25, 9010016), (32, 7039075), (40, 5631260), (50, 4505008), (80, 2815630), (100, 2252504), (160, 1407815), (200, 1126252), (400, 563126), (800, 281563)]