29975200

素因数分解:

$2^5\times 5^2\times {\mathrm{89}}^1\times {\mathrm{421}}^1$

素因数の和:530

約数の個数: 72

約数和(自身を含む): 74174940

約数和(自身を除く): 44199740

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 89, 100, 160, 178, 200, 356, 400, 421, 445, 712, 800, 842, 890, 1424, 1684, 1780, 2105, 2225, 2848, 3368, 3560, 4210, 4450, 6736, 7120, 8420, 8900, 10525, 13472, 14240, 16840, 17800, 21050, 33680, 35600, 37469, 42100, 67360, 71200, 74938, 84200, 149876, 168400, 187345, 299752, 336800, 374690, 599504, 749380, 936725, 1199008, 1498760, 1873450, 2997520, 3746900, 5995040, 7493800, 14987600, 29975200]

約数ペア:

[(1, 29975200), (2, 14987600), (4, 7493800), (5, 5995040), (8, 3746900), (10, 2997520), (16, 1873450), (20, 1498760), (25, 1199008), (32, 936725), (40, 749380), (50, 599504), (80, 374690), (89, 336800), (100, 299752), (160, 187345), (178, 168400), (200, 149876), (356, 84200), (400, 74938), (421, 71200), (445, 67360), (712, 42100), (800, 37469), (842, 35600), (890, 33680), (1424, 21050), (1684, 17800), (1780, 16840), (2105, 14240), (2225, 13472), (2848, 10525), (3368, 8900), (3560, 8420), (4210, 7120), (4450, 6736)]