64029820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{188323}}^1$

素因数の和:188349

約数の個数: 24

約数和(自身を含む): 142372944

約数和(自身を除く): 78343124

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 188323, 376646, 753292, 941615, 1883230, 3201491, 3766460, 6402982, 12805964, 16007455, 32014910, 64029820]

約数ペア:

[(1, 64029820), (2, 32014910), (4, 16007455), (5, 12805964), (10, 6402982), (17, 3766460), (20, 3201491), (34, 1883230), (68, 941615), (85, 753292), (170, 376646), (340, 188323)]