68749252

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{457}}^1$

素因数の和:748

約数の個数: 48

約数和(自身を含む): 142192512

約数和(自身を除く): 73443260

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 263, 286, 457, 526, 572, 914, 1052, 1828, 2893, 3419, 5027, 5786, 5941, 6838, 10054, 11572, 11882, 13676, 20108, 23764, 37609, 65351, 75218, 120191, 130702, 150436, 240382, 261404, 480764, 1322101, 1562483, 2644202, 3124966, 5288404, 6249932, 17187313, 34374626, 68749252]

約数ペア:

[(1, 68749252), (2, 34374626), (4, 17187313), (11, 6249932), (13, 5288404), (22, 3124966), (26, 2644202), (44, 1562483), (52, 1322101), (143, 480764), (263, 261404), (286, 240382), (457, 150436), (526, 130702), (572, 120191), (914, 75218), (1052, 65351), (1828, 37609), (2893, 23764), (3419, 20108), (5027, 13676), (5786, 11882), (5941, 11572), (6838, 10054)]