64107805

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 84268800

約数和(自身を除く): 20160995

約数列:

[1, 5, 19, 41, 95, 109, 151, 205, 545, 755, 779, 2071, 2869, 3895, 4469, 6191, 10355, 14345, 16459, 22345, 30955, 82295, 84911, 117629, 312721, 424555, 588145, 674819, 1563605, 3374095, 12821561, 64107805]

約数ペア:

[(1, 64107805), (5, 12821561), (19, 3374095), (41, 1563605), (95, 674819), (109, 588145), (151, 424555), (205, 312721), (545, 117629), (755, 84911), (779, 82295), (2071, 30955), (2869, 22345), (3895, 16459), (4469, 14345), (6191, 10355)]