72635128

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{281}}^1\times {\mathrm{409}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 138744000

約数和(自身を除く): 66108872

約数列:

[1, 2, 4, 8, 79, 158, 281, 316, 409, 562, 632, 818, 1124, 1636, 2248, 3272, 22199, 32311, 44398, 64622, 88796, 114929, 129244, 177592, 229858, 258488, 459716, 919432, 9079391, 18158782, 36317564, 72635128]

約数ペア:

[(1, 72635128), (2, 36317564), (4, 18158782), (8, 9079391), (79, 919432), (158, 459716), (281, 258488), (316, 229858), (409, 177592), (562, 129244), (632, 114929), (818, 88796), (1124, 64622), (1636, 44398), (2248, 32311), (3272, 22199)]