65009320

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{8167}}^1$

素因数の和:8377

約数の個数: 32

約数和(自身を含む): 147024000

約数和(自身を除く): 82014680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 8167, 16334, 32668, 40835, 65336, 81670, 163340, 326680, 1625233, 3250466, 6500932, 8126165, 13001864, 16252330, 32504660, 65009320]

約数ペア:

[(1, 65009320), (2, 32504660), (4, 16252330), (5, 13001864), (8, 8126165), (10, 6500932), (20, 3250466), (40, 1625233), (199, 326680), (398, 163340), (796, 81670), (995, 65336), (1592, 40835), (1990, 32668), (3980, 16334), (7960, 8167)]