85020580

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{227}}^1\times {\mathrm{307}}^1$

素因数の和:604

約数の個数: 48

約数和(自身を含む): 182863296

約数和(自身を除く): 97842716

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 227, 244, 305, 307, 454, 610, 614, 908, 1135, 1220, 1228, 1535, 2270, 3070, 4540, 6140, 13847, 18727, 27694, 37454, 55388, 69235, 69689, 74908, 93635, 138470, 139378, 187270, 276940, 278756, 348445, 374540, 696890, 1393780, 4251029, 8502058, 17004116, 21255145, 42510290, 85020580]

約数ペア:

[(1, 85020580), (2, 42510290), (4, 21255145), (5, 17004116), (10, 8502058), (20, 4251029), (61, 1393780), (122, 696890), (227, 374540), (244, 348445), (305, 278756), (307, 276940), (454, 187270), (610, 139378), (614, 138470), (908, 93635), (1135, 74908), (1220, 69689), (1228, 69235), (1535, 55388), (2270, 37454), (3070, 27694), (4540, 18727), (6140, 13847)]