64051225

素因数分解:

$5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{113}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 94993920

約数和(自身を除く): 30942695

約数列:

[1, 5, 7, 25, 35, 41, 79, 113, 175, 205, 287, 395, 553, 565, 791, 1025, 1435, 1975, 2765, 2825, 3239, 3955, 4633, 7175, 8927, 13825, 16195, 19775, 22673, 23165, 32431, 44635, 62489, 80975, 113365, 115825, 162155, 223175, 312445, 366007, 566825, 810775, 1562225, 1830035, 2562049, 9150175, 12810245, 64051225]

約数ペア:

[(1, 64051225), (5, 12810245), (7, 9150175), (25, 2562049), (35, 1830035), (41, 1562225), (79, 810775), (113, 566825), (175, 366007), (205, 312445), (287, 223175), (395, 162155), (553, 115825), (565, 113365), (791, 80975), (1025, 62489), (1435, 44635), (1975, 32431), (2765, 23165), (2825, 22673), (3239, 19775), (3955, 16195), (4633, 13825), (7175, 8927)]