87886960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{156941}}^1$

素因数の和:156961

約数の個数: 40

約数和(自身を含む): 233529696

約数和(自身を除く): 145642736

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 156941, 313882, 627764, 784705, 1098587, 1255528, 1569410, 2197174, 2511056, 3138820, 4394348, 5492935, 6277640, 8788696, 10985870, 12555280, 17577392, 21971740, 43943480, 87886960]

約数ペア:

[(1, 87886960), (2, 43943480), (4, 21971740), (5, 17577392), (7, 12555280), (8, 10985870), (10, 8788696), (14, 6277640), (16, 5492935), (20, 4394348), (28, 3138820), (35, 2511056), (40, 2197174), (56, 1569410), (70, 1255528), (80, 1098587), (112, 784705), (140, 627764), (280, 313882), (560, 156941)]