166314440

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{56957}}^1$

素因数の和:57041

約数の個数: 32

約数和(自身を含む): 379340280

約数和(自身を除く): 213025840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 56957, 113914, 227828, 284785, 455656, 569570, 1139140, 2278280, 4157861, 8315722, 16631444, 20789305, 33262888, 41578610, 83157220, 166314440]

約数ペア:

[(1, 166314440), (2, 83157220), (4, 41578610), (5, 33262888), (8, 20789305), (10, 16631444), (20, 8315722), (40, 4157861), (73, 2278280), (146, 1139140), (292, 569570), (365, 455656), (584, 284785), (730, 227828), (1460, 113914), (2920, 56957)]