81626820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{123677}}^1$

素因数の和:123700

約数の個数: 48

約数和(自身を含む): 249334848

約数和(自身を除く): 167708028

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 123677, 247354, 371031, 494708, 618385, 742062, 1236770, 1360447, 1484124, 1855155, 2473540, 2720894, 3710310, 4081341, 5441788, 6802235, 7420620, 8162682, 13604470, 16325364, 20406705, 27208940, 40813410, 81626820]

約数ペア:

[(1, 81626820), (2, 40813410), (3, 27208940), (4, 20406705), (5, 16325364), (6, 13604470), (10, 8162682), (11, 7420620), (12, 6802235), (15, 5441788), (20, 4081341), (22, 3710310), (30, 2720894), (33, 2473540), (44, 1855155), (55, 1484124), (60, 1360447), (66, 1236770), (110, 742062), (132, 618385), (165, 494708), (220, 371031), (330, 247354), (660, 123677)]