72180446

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{641}}^1$

素因数の和:788

約数の個数: 32

約数和(自身を含む): 120367296

約数和(自身を除く): 48186850

約数列:

[1, 2, 13, 26, 61, 71, 122, 142, 641, 793, 923, 1282, 1586, 1846, 4331, 8333, 8662, 16666, 39101, 45511, 56303, 78202, 91022, 112606, 508313, 591643, 1016626, 1183286, 2776171, 5552342, 36090223, 72180446]

約数ペア:

[(1, 72180446), (2, 36090223), (13, 5552342), (26, 2776171), (61, 1183286), (71, 1016626), (122, 591643), (142, 508313), (641, 112606), (793, 91022), (923, 78202), (1282, 56303), (1586, 45511), (1846, 39101), (4331, 16666), (8333, 8662)]