51814480

素因数分解:

$2^4\times 5^1\times {\mathrm{191}}^1\times {\mathrm{3391}}^1$

素因数の和:3595

約数の個数: 40

約数和(自身を含む): 121135104

約数和(自身を除く): 69320624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191, 382, 764, 955, 1528, 1910, 3056, 3391, 3820, 6782, 7640, 13564, 15280, 16955, 27128, 33910, 54256, 67820, 135640, 271280, 647681, 1295362, 2590724, 3238405, 5181448, 6476810, 10362896, 12953620, 25907240, 51814480]

約数ペア:

[(1, 51814480), (2, 25907240), (4, 12953620), (5, 10362896), (8, 6476810), (10, 5181448), (16, 3238405), (20, 2590724), (40, 1295362), (80, 647681), (191, 271280), (382, 135640), (764, 67820), (955, 54256), (1528, 33910), (1910, 27128), (3056, 16955), (3391, 15280), (3820, 13564), (6782, 7640)]