80495580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{121963}}^1$

素因数の和:121986

約数の個数: 48

約数和(自身を含む): 245879424

約数和(自身を除く): 165383844

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, 121963, 243926, 365889, 487852, 609815, 731778, 1219630, 1341593, 1463556, 1829445, 2439260, 2683186, 3658890, 4024779, 5366372, 6707965, 7317780, 8049558, 13415930, 16099116, 20123895, 26831860, 40247790, 80495580]

約数ペア:

[(1, 80495580), (2, 40247790), (3, 26831860), (4, 20123895), (5, 16099116), (6, 13415930), (10, 8049558), (11, 7317780), (12, 6707965), (15, 5366372), (20, 4024779), (22, 3658890), (30, 2683186), (33, 2439260), (44, 1829445), (55, 1463556), (60, 1341593), (66, 1219630), (110, 731778), (132, 609815), (165, 487852), (220, 365889), (330, 243926), (660, 121963)]