80571152

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{63743}}^1$

素因数の和:63830

約数の個数: 20

約数和(自身を含む): 158085120

約数和(自身を除く): 77513968

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 63743, 127486, 254972, 509944, 1019888, 5035697, 10071394, 20142788, 40285576, 80571152]

約数ペア:

[(1, 80571152), (2, 40285576), (4, 20142788), (8, 10071394), (16, 5035697), (79, 1019888), (158, 509944), (316, 254972), (632, 127486), (1264, 63743)]