71380696

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{239}}^1\times {\mathrm{1009}}^1$

素因数の和:1291

約数の個数: 32

約数和(自身を含む): 138168000

約数和(自身を除く): 66787304

約数列:

[1, 2, 4, 8, 37, 74, 148, 239, 296, 478, 956, 1009, 1912, 2018, 4036, 8072, 8843, 17686, 35372, 37333, 70744, 74666, 149332, 241151, 298664, 482302, 964604, 1929208, 8922587, 17845174, 35690348, 71380696]

約数ペア:

[(1, 71380696), (2, 35690348), (4, 17845174), (8, 8922587), (37, 1929208), (74, 964604), (148, 482302), (239, 298664), (296, 241151), (478, 149332), (956, 74666), (1009, 70744), (1912, 37333), (2018, 35372), (4036, 17686), (8072, 8843)]