66632080

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{11731}}^1$

素因数の和:11815

約数の個数: 40

約数和(自身を含む): 157114944

約数和(自身を除く): 90482864

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 11731, 23462, 46924, 58655, 93848, 117310, 187696, 234620, 469240, 832901, 938480, 1665802, 3331604, 4164505, 6663208, 8329010, 13326416, 16658020, 33316040, 66632080]

約数ペア:

[(1, 66632080), (2, 33316040), (4, 16658020), (5, 13326416), (8, 8329010), (10, 6663208), (16, 4164505), (20, 3331604), (40, 1665802), (71, 938480), (80, 832901), (142, 469240), (284, 234620), (355, 187696), (568, 117310), (710, 93848), (1136, 58655), (1420, 46924), (2840, 23462), (5680, 11731)]