80447668

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{613}}^1$

素因数の和:776

約数の個数: 48

約数和(自身を含む): 166418560

約数和(自身を除く): 85970892

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 109, 172, 218, 301, 436, 602, 613, 763, 1204, 1226, 1526, 2452, 3052, 4291, 4687, 8582, 9374, 17164, 18748, 26359, 32809, 52718, 65618, 66817, 105436, 131236, 133634, 184513, 267268, 369026, 467719, 738052, 935438, 1870876, 2873131, 5746262, 11492524, 20111917, 40223834, 80447668]

約数ペア:

[(1, 80447668), (2, 40223834), (4, 20111917), (7, 11492524), (14, 5746262), (28, 2873131), (43, 1870876), (86, 935438), (109, 738052), (172, 467719), (218, 369026), (301, 267268), (436, 184513), (602, 133634), (613, 131236), (763, 105436), (1204, 66817), (1226, 65618), (1526, 52718), (2452, 32809), (3052, 26359), (4291, 18748), (4687, 17164), (8582, 9374)]