55134160

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1637}}^1$

素因数の和:2071

約数の個数: 40

約数和(自身を含む): 128569896

約数和(自身を除く): 73435736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 842, 1637, 1684, 2105, 3274, 3368, 4210, 6548, 6736, 8185, 8420, 13096, 16370, 16840, 26192, 32740, 33680, 65480, 130960, 689177, 1378354, 2756708, 3445885, 5513416, 6891770, 11026832, 13783540, 27567080, 55134160]

約数ペア:

[(1, 55134160), (2, 27567080), (4, 13783540), (5, 11026832), (8, 6891770), (10, 5513416), (16, 3445885), (20, 2756708), (40, 1378354), (80, 689177), (421, 130960), (842, 65480), (1637, 33680), (1684, 32740), (2105, 26192), (3274, 16840), (3368, 16370), (4210, 13096), (6548, 8420), (6736, 8185)]