78866960

素因数分解:

$2^4\times 5^1\times {\mathrm{467}}^1\times {\mathrm{2111}}^1$

素因数の和:2591

約数の個数: 40

約数和(自身を含む): 183845376

約数和(自身を除く): 104978416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 467, 934, 1868, 2111, 2335, 3736, 4222, 4670, 7472, 8444, 9340, 10555, 16888, 18680, 21110, 33776, 37360, 42220, 84440, 168880, 985837, 1971674, 3943348, 4929185, 7886696, 9858370, 15773392, 19716740, 39433480, 78866960]

約数ペア:

[(1, 78866960), (2, 39433480), (4, 19716740), (5, 15773392), (8, 9858370), (10, 7886696), (16, 4929185), (20, 3943348), (40, 1971674), (80, 985837), (467, 168880), (934, 84440), (1868, 42220), (2111, 37360), (2335, 33776), (3736, 21110), (4222, 18680), (4670, 16888), (7472, 10555), (8444, 9340)]