27720550

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3877}}^1$

素因数の和:3913

約数の個数: 48

約数和(自身を含む): 60589872

約数和(自身を除く): 32869322

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 3575, 3877, 7150, 7754, 19385, 38770, 42647, 50401, 85294, 96925, 100802, 193850, 213235, 252005, 426470, 504010, 554411, 1066175, 1108822, 1260025, 2132350, 2520050, 2772055, 5544110, 13860275, 27720550]

約数ペア:

[(1, 27720550), (2, 13860275), (5, 5544110), (10, 2772055), (11, 2520050), (13, 2132350), (22, 1260025), (25, 1108822), (26, 1066175), (50, 554411), (55, 504010), (65, 426470), (110, 252005), (130, 213235), (143, 193850), (275, 100802), (286, 96925), (325, 85294), (550, 50401), (650, 42647), (715, 38770), (1430, 19385), (3575, 7754), (3877, 7150)]