133421140

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{659}}^1$

素因数の和:912

約数の個数: 48

約数和(自身を含む): 287400960

約数和(自身を除く): 153979820

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 191, 212, 265, 382, 530, 659, 764, 955, 1060, 1318, 1910, 2636, 3295, 3820, 6590, 10123, 13180, 20246, 34927, 40492, 50615, 69854, 101230, 125869, 139708, 174635, 202460, 251738, 349270, 503476, 629345, 698540, 1258690, 2517380, 6671057, 13342114, 26684228, 33355285, 66710570, 133421140]

約数ペア:

[(1, 133421140), (2, 66710570), (4, 33355285), (5, 26684228), (10, 13342114), (20, 6671057), (53, 2517380), (106, 1258690), (191, 698540), (212, 629345), (265, 503476), (382, 349270), (530, 251738), (659, 202460), (764, 174635), (955, 139708), (1060, 125869), (1318, 101230), (1910, 69854), (2636, 50615), (3295, 40492), (3820, 34927), (6590, 20246), (10123, 13180)]