151279640

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{19801}}^1$

素因数の和:20003

約数の個数: 32

約数和(自身を含む): 342178560

約数和(自身を除く): 190898920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1528, 1910, 3820, 7640, 19801, 39602, 79204, 99005, 158408, 198010, 396020, 792040, 3781991, 7563982, 15127964, 18909955, 30255928, 37819910, 75639820, 151279640]

約数ペア:

[(1, 151279640), (2, 75639820), (4, 37819910), (5, 30255928), (8, 18909955), (10, 15127964), (20, 7563982), (40, 3781991), (191, 792040), (382, 396020), (764, 198010), (955, 158408), (1528, 99005), (1910, 79204), (3820, 39602), (7640, 19801)]