157400680

素因数分解:

$2^3\times 5^1\times {\mathrm{1481}}^1\times {\mathrm{2657}}^1$

素因数の和:4149

約数の個数: 32

約数和(自身を含む): 354524040

約数和(自身を除く): 197123360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1481, 2657, 2962, 5314, 5924, 7405, 10628, 11848, 13285, 14810, 21256, 26570, 29620, 53140, 59240, 106280, 3935017, 7870034, 15740068, 19675085, 31480136, 39350170, 78700340, 157400680]

約数ペア:

[(1, 157400680), (2, 78700340), (4, 39350170), (5, 31480136), (8, 19675085), (10, 15740068), (20, 7870034), (40, 3935017), (1481, 106280), (2657, 59240), (2962, 53140), (5314, 29620), (5924, 26570), (7405, 21256), (10628, 14810), (11848, 13285)]