129133330

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{829}}^1$

素因数の和:1294

約数の個数: 32

約数和(自身を含む): 239577840

約数和(自身を除く): 110444510

約数列:

[1, 2, 5, 10, 37, 74, 185, 370, 421, 829, 842, 1658, 2105, 4145, 4210, 8290, 15577, 30673, 31154, 61346, 77885, 153365, 155770, 306730, 349009, 698018, 1745045, 3490090, 12913333, 25826666, 64566665, 129133330]

約数ペア:

[(1, 129133330), (2, 64566665), (5, 25826666), (10, 12913333), (37, 3490090), (74, 1745045), (185, 698018), (370, 349009), (421, 306730), (829, 155770), (842, 153365), (1658, 77885), (2105, 61346), (4145, 31154), (4210, 30673), (8290, 15577)]