129780944

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{22469}}^1$

素因数の和:22515

約数の個数: 30

約数和(自身を含む): 265393170

約数和(自身を除く): 135612226

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 361, 722, 1444, 2888, 5776, 22469, 44938, 89876, 179752, 359504, 426911, 853822, 1707644, 3415288, 6830576, 8111309, 16222618, 32445236, 64890472, 129780944]

約数ペア:

[(1, 129780944), (2, 64890472), (4, 32445236), (8, 16222618), (16, 8111309), (19, 6830576), (38, 3415288), (76, 1707644), (152, 853822), (304, 426911), (361, 359504), (722, 179752), (1444, 89876), (2888, 44938), (5776, 22469)]