208673090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{3719}}^1$

素因数の和:3938

約数の個数: 32

約数和(自身を含む): 389975040

約数和(自身を除く): 181301950

約数列:

[1, 2, 5, 10, 31, 62, 155, 181, 310, 362, 905, 1810, 3719, 5611, 7438, 11222, 18595, 28055, 37190, 56110, 115289, 230578, 576445, 673139, 1152890, 1346278, 3365695, 6731390, 20867309, 41734618, 104336545, 208673090]

約数ペア:

[(1, 208673090), (2, 104336545), (5, 41734618), (10, 20867309), (31, 6731390), (62, 3365695), (155, 1346278), (181, 1152890), (310, 673139), (362, 576445), (905, 230578), (1810, 115289), (3719, 56110), (5611, 37190), (7438, 28055), (11222, 18595)]