81072145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{11083}}^1$

素因数の和:11125

約数の個数: 32

約数和(自身を含む): 127687680

約数和(自身を除く): 46615535

約数列:

[1, 5, 7, 11, 19, 35, 55, 77, 95, 133, 209, 385, 665, 1045, 1463, 7315, 11083, 55415, 77581, 121913, 210577, 387905, 609565, 853391, 1052885, 1474039, 2316347, 4266955, 7370195, 11581735, 16214429, 81072145]

約数ペア:

[(1, 81072145), (5, 16214429), (7, 11581735), (11, 7370195), (19, 4266955), (35, 2316347), (55, 1474039), (77, 1052885), (95, 853391), (133, 609565), (209, 387905), (385, 210577), (665, 121913), (1045, 77581), (1463, 55415), (7315, 11083)]