89015620

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{1063}}^1$

素因数の和:1204

約数の個数: 48

約数和(自身を含む): 193052160

約数和(自身を除く): 104036540

約数列:

[1, 2, 4, 5, 10, 20, 53, 79, 106, 158, 212, 265, 316, 395, 530, 790, 1060, 1063, 1580, 2126, 4187, 4252, 5315, 8374, 10630, 16748, 20935, 21260, 41870, 56339, 83740, 83977, 112678, 167954, 225356, 281695, 335908, 419885, 563390, 839770, 1126780, 1679540, 4450781, 8901562, 17803124, 22253905, 44507810, 89015620]

約数ペア:

[(1, 89015620), (2, 44507810), (4, 22253905), (5, 17803124), (10, 8901562), (20, 4450781), (53, 1679540), (79, 1126780), (106, 839770), (158, 563390), (212, 419885), (265, 335908), (316, 281695), (395, 225356), (530, 167954), (790, 112678), (1060, 83977), (1063, 83740), (1580, 56339), (2126, 41870), (4187, 21260), (4252, 20935), (5315, 16748), (8374, 10630)]