18182450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2543}}^1$

素因数の和:2579

約数の個数: 48

約数和(自身を含む): 39747456

約数和(自身を除く): 21565006

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, 2543, 3575, 5086, 7150, 12715, 25430, 27973, 33059, 55946, 63575, 66118, 127150, 139865, 165295, 279730, 330590, 363649, 699325, 727298, 826475, 1398650, 1652950, 1818245, 3636490, 9091225, 18182450]

約数ペア:

[(1, 18182450), (2, 9091225), (5, 3636490), (10, 1818245), (11, 1652950), (13, 1398650), (22, 826475), (25, 727298), (26, 699325), (50, 363649), (55, 330590), (65, 279730), (110, 165295), (130, 139865), (143, 127150), (275, 66118), (286, 63575), (325, 55946), (550, 33059), (650, 27973), (715, 25430), (1430, 12715), (2543, 7150), (3575, 5086)]