64474010

素因数分解:

$2^1\times 5^1\times {\mathrm{179}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:566

約数の個数: 32

約数和(自身を含む): 117936000

約数和(自身を除く): 53461990

約数列:

[1, 2, 5, 10, 179, 181, 199, 358, 362, 398, 895, 905, 995, 1790, 1810, 1990, 32399, 35621, 36019, 64798, 71242, 72038, 161995, 178105, 180095, 323990, 356210, 360190, 6447401, 12894802, 32237005, 64474010]

約数ペア:

[(1, 64474010), (2, 32237005), (5, 12894802), (10, 6447401), (179, 360190), (181, 356210), (199, 323990), (358, 180095), (362, 178105), (398, 161995), (895, 72038), (905, 71242), (995, 64798), (1790, 36019), (1810, 35621), (1990, 32399)]