165740025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{2543}}^1$

素因数の和:2646

約数の個数: 48

約数和(自身を含む): 302837760

約数和(自身を除く): 137097735

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 79, 165, 237, 275, 395, 825, 869, 1185, 1975, 2543, 2607, 4345, 5925, 7629, 12715, 13035, 21725, 27973, 38145, 63575, 65175, 83919, 139865, 190725, 200897, 419595, 602691, 699325, 1004485, 2097975, 2209867, 3013455, 5022425, 6629601, 11049335, 15067275, 33148005, 55246675, 165740025]

約数ペア:

[(1, 165740025), (3, 55246675), (5, 33148005), (11, 15067275), (15, 11049335), (25, 6629601), (33, 5022425), (55, 3013455), (75, 2209867), (79, 2097975), (165, 1004485), (237, 699325), (275, 602691), (395, 419595), (825, 200897), (869, 190725), (1185, 139865), (1975, 83919), (2543, 65175), (2607, 63575), (4345, 38145), (5925, 27973), (7629, 21725), (12715, 13035)]