78016875

素因数分解:

$3^1\times 5^4\times {\mathrm{41609}}^1$

素因数の和:41632

約数の個数: 20

約数和(自身を含む): 129989640

約数和(自身を除く): 51972765

約数列:

[1, 3, 5, 15, 25, 75, 125, 375, 625, 1875, 41609, 124827, 208045, 624135, 1040225, 3120675, 5201125, 15603375, 26005625, 78016875]

約数ペア:

[(1, 78016875), (3, 26005625), (5, 15603375), (15, 5201125), (25, 3120675), (75, 1040225), (125, 624135), (375, 208045), (625, 124827), (1875, 41609)]