40991886352

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{1399}}^1\times {\mathrm{25793}}^1$

素因数の和:27271

約数の個数: 40

約数和(自身を含む): 80601091200

約数和(自身を除く): 39609204848

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 1399, 2798, 5596, 11192, 22384, 25793, 51586, 99329, 103172, 198658, 206344, 397316, 412688, 794632, 1589264, 1831303, 3662606, 7325212, 14650424, 29300848, 36084407, 72168814, 144337628, 288675256, 577350512, 2561992897, 5123985794, 10247971588, 20495943176, 40991886352]

約数ペア:

[(1, 40991886352), (2, 20495943176), (4, 10247971588), (8, 5123985794), (16, 2561992897), (71, 577350512), (142, 288675256), (284, 144337628), (568, 72168814), (1136, 36084407), (1399, 29300848), (2798, 14650424), (5596, 7325212), (11192, 3662606), (22384, 1831303), (25793, 1589264), (51586, 794632), (99329, 412688), (103172, 397316), (198658, 206344)]