78072040

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{26737}}^1$

素因数の和:26821

約数の個数: 32

約数和(自身を含む): 178075080

約数和(自身を除く): 100003040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 26737, 53474, 106948, 133685, 213896, 267370, 534740, 1069480, 1951801, 3903602, 7807204, 9759005, 15614408, 19518010, 39036020, 78072040]

約数ペア:

[(1, 78072040), (2, 39036020), (4, 19518010), (5, 15614408), (8, 9759005), (10, 7807204), (20, 3903602), (40, 1951801), (73, 1069480), (146, 534740), (292, 267370), (365, 213896), (584, 133685), (730, 106948), (1460, 53474), (2920, 26737)]