138592220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{829}}^1$

素因数の和:1494

約数の個数: 48

約数和(自身を含む): 314297760

約数和(自身を除く): 175705540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 643, 829, 1286, 1658, 2572, 3215, 3316, 4145, 6430, 8290, 8359, 10777, 12860, 16580, 16718, 21554, 33436, 41795, 43108, 53885, 83590, 107770, 167180, 215540, 533047, 1066094, 2132188, 2665235, 5330470, 6929611, 10660940, 13859222, 27718444, 34648055, 69296110, 138592220]

約数ペア:

[(1, 138592220), (2, 69296110), (4, 34648055), (5, 27718444), (10, 13859222), (13, 10660940), (20, 6929611), (26, 5330470), (52, 2665235), (65, 2132188), (130, 1066094), (260, 533047), (643, 215540), (829, 167180), (1286, 107770), (1658, 83590), (2572, 53885), (3215, 43108), (3316, 41795), (4145, 33436), (6430, 21554), (8290, 16718), (8359, 16580), (10777, 12860)]