149912680

素因数分解:

$2^3\times 5^1\times {\mathrm{859}}^1\times {\mathrm{4363}}^1$

素因数の和:5233

約数の個数: 32

約数和(自身を含む): 337773600

約数和(自身を除く): 187860920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 859, 1718, 3436, 4295, 4363, 6872, 8590, 8726, 17180, 17452, 21815, 34360, 34904, 43630, 87260, 174520, 3747817, 7495634, 14991268, 18739085, 29982536, 37478170, 74956340, 149912680]

約数ペア:

[(1, 149912680), (2, 74956340), (4, 37478170), (5, 29982536), (8, 18739085), (10, 14991268), (20, 7495634), (40, 3747817), (859, 174520), (1718, 87260), (3436, 43630), (4295, 34904), (4363, 34360), (6872, 21815), (8590, 17452), (8726, 17180)]