200901200

素因数分解:

$2^4\times 5^2\times {\mathrm{421}}^1\times {\mathrm{1193}}^1$

素因数の和:1632

約数の個数: 60

約数和(自身を含む): 484217148

約数和(自身を除く): 283315948

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 421, 842, 1193, 1684, 2105, 2386, 3368, 4210, 4772, 5965, 6736, 8420, 9544, 10525, 11930, 16840, 19088, 21050, 23860, 29825, 33680, 42100, 47720, 59650, 84200, 95440, 119300, 168400, 238600, 477200, 502253, 1004506, 2009012, 2511265, 4018024, 5022530, 8036048, 10045060, 12556325, 20090120, 25112650, 40180240, 50225300, 100450600, 200901200]

約数ペア:

[(1, 200901200), (2, 100450600), (4, 50225300), (5, 40180240), (8, 25112650), (10, 20090120), (16, 12556325), (20, 10045060), (25, 8036048), (40, 5022530), (50, 4018024), (80, 2511265), (100, 2009012), (200, 1004506), (400, 502253), (421, 477200), (842, 238600), (1193, 168400), (1684, 119300), (2105, 95440), (2386, 84200), (3368, 59650), (4210, 47720), (4772, 42100), (5965, 33680), (6736, 29825), (8420, 23860), (9544, 21050), (10525, 19088), (11930, 16840)]