78889774828

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{51001}}^1\times {\mathrm{20353}}^1$

素因数の和:71377

約数の個数: 24

約数和(自身を含む): 145333259120

約数和(自身を除く): 66443484292

約数列:

[1, 2, 4, 19, 38, 76, 20353, 40706, 51001, 81412, 102002, 204004, 386707, 773414, 969019, 1546828, 1938038, 3876076, 1038023353, 2076046706, 4152093412, 19722443707, 39444887414, 78889774828]

約数ペア:

[(1, 78889774828), (2, 39444887414), (4, 19722443707), (19, 4152093412), (38, 2076046706), (76, 1038023353), (20353, 3876076), (40706, 1938038), (51001, 1546828), (81412, 969019), (102002, 773414), (204004, 386707)]