201313520

素因数分解:

$2^4\times 5^1\times {\mathrm{887}}^1\times {\mathrm{2837}}^1$

素因数の和:3737

約数の個数: 40

約数和(自身を含む): 468746784

約数和(自身を除く): 267433264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 887, 1774, 2837, 3548, 4435, 5674, 7096, 8870, 11348, 14185, 14192, 17740, 22696, 28370, 35480, 45392, 56740, 70960, 113480, 226960, 2516419, 5032838, 10065676, 12582095, 20131352, 25164190, 40262704, 50328380, 100656760, 201313520]

約数ペア:

[(1, 201313520), (2, 100656760), (4, 50328380), (5, 40262704), (8, 25164190), (10, 20131352), (16, 12582095), (20, 10065676), (40, 5032838), (80, 2516419), (887, 226960), (1774, 113480), (2837, 70960), (3548, 56740), (4435, 45392), (5674, 35480), (7096, 28370), (8870, 22696), (11348, 17740), (14185, 14192)]