80105630

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{239}}^1\times {\mathrm{277}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 159727680

約数和(自身を除く): 79622050

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 239, 242, 277, 478, 554, 605, 1195, 1210, 1385, 2390, 2629, 2770, 3047, 5258, 6094, 13145, 15235, 26290, 28919, 30470, 33517, 57838, 66203, 67034, 132406, 144595, 167585, 289190, 331015, 335170, 662030, 728233, 1456466, 3641165, 7282330, 8010563, 16021126, 40052815, 80105630]

約数ペア:

[(1, 80105630), (2, 40052815), (5, 16021126), (10, 8010563), (11, 7282330), (22, 3641165), (55, 1456466), (110, 728233), (121, 662030), (239, 335170), (242, 331015), (277, 289190), (478, 167585), (554, 144595), (605, 132406), (1195, 67034), (1210, 66203), (1385, 57838), (2390, 33517), (2629, 30470), (2770, 28919), (3047, 26290), (5258, 15235), (6094, 13145)]