78280156

素因数分解:

$2^2\times {\mathrm{137}}^1\times {\mathrm{211}}^1\times {\mathrm{677}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 138848976

約数和(自身を除く): 60568820

約数列:

[1, 2, 4, 137, 211, 274, 422, 548, 677, 844, 1354, 2708, 28907, 57814, 92749, 115628, 142847, 185498, 285694, 370996, 571388, 19570039, 39140078, 78280156]

約数ペア:

[(1, 78280156), (2, 39140078), (4, 19570039), (137, 571388), (211, 370996), (274, 285694), (422, 185498), (548, 142847), (677, 115628), (844, 92749), (1354, 57814), (2708, 28907)]