81771404

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2423}}^1$

素因数の和:2510

約数の個数: 48

約数和(自身を含む): 171037440

約数和(自身を除く): 89266036

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 59, 118, 143, 236, 286, 572, 649, 767, 1298, 1534, 2423, 2596, 3068, 4846, 8437, 9692, 16874, 26653, 31499, 33748, 53306, 62998, 106612, 125996, 142957, 285914, 346489, 571828, 692978, 1385956, 1572527, 1858441, 3145054, 3716882, 6290108, 7433764, 20442851, 40885702, 81771404]

約数ペア:

[(1, 81771404), (2, 40885702), (4, 20442851), (11, 7433764), (13, 6290108), (22, 3716882), (26, 3145054), (44, 1858441), (52, 1572527), (59, 1385956), (118, 692978), (143, 571828), (236, 346489), (286, 285914), (572, 142957), (649, 125996), (767, 106612), (1298, 62998), (1534, 53306), (2423, 33748), (2596, 31499), (3068, 26653), (4846, 16874), (8437, 9692)]