81010524

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{311}}^1\times {\mathrm{443}}^1$

素因数の和:775

約数の個数: 72

約数和(自身を含む): 221090688

約数和(自身を除く): 140080164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 311, 443, 588, 622, 886, 933, 1244, 1329, 1772, 1866, 2177, 2658, 3101, 3732, 4354, 5316, 6202, 6531, 8708, 9303, 12404, 13062, 15239, 18606, 21707, 26124, 30478, 37212, 43414, 45717, 60956, 65121, 86828, 91434, 130242, 137773, 182868, 260484, 275546, 413319, 551092, 826638, 964411, 1653276, 1928822, 2893233, 3857644, 5786466, 6750877, 11572932, 13501754, 20252631, 27003508, 40505262, 81010524]

約数ペア:

[(1, 81010524), (2, 40505262), (3, 27003508), (4, 20252631), (6, 13501754), (7, 11572932), (12, 6750877), (14, 5786466), (21, 3857644), (28, 2893233), (42, 1928822), (49, 1653276), (84, 964411), (98, 826638), (147, 551092), (196, 413319), (294, 275546), (311, 260484), (443, 182868), (588, 137773), (622, 130242), (886, 91434), (933, 86828), (1244, 65121), (1329, 60956), (1772, 45717), (1866, 43414), (2177, 37212), (2658, 30478), (3101, 26124), (3732, 21707), (4354, 18606), (5316, 15239), (6202, 13062), (6531, 12404), (8708, 9303)]