156942728420

素因数分解:

$2^2\times 5^1\times {\mathrm{115211}}^1\times {\mathrm{68111}}^1$

素因数の和:183331

約数の個数: 24

約数和(自身を含む): 329587429248

約数和(自身を除く): 172644700828

約数列:

[1, 2, 4, 5, 10, 20, 68111, 115211, 136222, 230422, 272444, 340555, 460844, 576055, 681110, 1152110, 1362220, 2304220, 7847136421, 15694272842, 31388545684, 39235682105, 78471364210, 156942728420]

約数ペア:

[(1, 156942728420), (2, 78471364210), (4, 39235682105), (5, 31388545684), (10, 15694272842), (20, 7847136421), (68111, 2304220), (115211, 1362220), (136222, 1152110), (230422, 681110), (272444, 576055), (340555, 460844)]