74990800

素因数分解:

$2^4\times 5^2\times {\mathrm{187477}}^1$

素因数の和:187495

約数の個数: 30

約数和(自身を含む): 180166358

約数和(自身を除く): 105175558

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 187477, 374954, 749908, 937385, 1499816, 1874770, 2999632, 3749540, 4686925, 7499080, 9373850, 14998160, 18747700, 37495400, 74990800]

約数ペア:

[(1, 74990800), (2, 37495400), (4, 18747700), (5, 14998160), (8, 9373850), (10, 7499080), (16, 4686925), (20, 3749540), (25, 2999632), (40, 1874770), (50, 1499816), (80, 937385), (100, 749908), (200, 374954), (400, 187477)]