8685850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 17498880

約数和(自身を除く): 8813030

約数列:

[1, 2, 5, 10, 19, 25, 38, 41, 50, 82, 95, 190, 205, 223, 410, 446, 475, 779, 950, 1025, 1115, 1558, 2050, 2230, 3895, 4237, 5575, 7790, 8474, 9143, 11150, 18286, 19475, 21185, 38950, 42370, 45715, 91430, 105925, 173717, 211850, 228575, 347434, 457150, 868585, 1737170, 4342925, 8685850]

約数ペア:

[(1, 8685850), (2, 4342925), (5, 1737170), (10, 868585), (19, 457150), (25, 347434), (38, 228575), (41, 211850), (50, 173717), (82, 105925), (95, 91430), (190, 45715), (205, 42370), (223, 38950), (410, 21185), (446, 19475), (475, 18286), (779, 11150), (950, 9143), (1025, 8474), (1115, 7790), (1558, 5575), (2050, 4237), (2230, 3895)]