57213780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73351}}^1$

素因数の和:73376

約数の個数: 48

約数和(自身を含む): 172523904

約数和(自身を除く): 115310124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 73351, 146702, 220053, 293404, 366755, 440106, 733510, 880212, 953563, 1100265, 1467020, 1907126, 2200530, 2860689, 3814252, 4401060, 4767815, 5721378, 9535630, 11442756, 14303445, 19071260, 28606890, 57213780]

約数ペア:

[(1, 57213780), (2, 28606890), (3, 19071260), (4, 14303445), (5, 11442756), (6, 9535630), (10, 5721378), (12, 4767815), (13, 4401060), (15, 3814252), (20, 2860689), (26, 2200530), (30, 1907126), (39, 1467020), (52, 1100265), (60, 953563), (65, 880212), (78, 733510), (130, 440106), (156, 366755), (195, 293404), (260, 220053), (390, 146702), (780, 73351)]