77967520

素因数分解:

$2^5\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1163}}^1$

素因数の和:1597

約数の個数: 48

約数和(自身を含む): 184796640

約数和(自身を除く): 106829120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 419, 838, 1163, 1676, 2095, 2326, 3352, 4190, 4652, 5815, 6704, 8380, 9304, 11630, 13408, 16760, 18608, 23260, 33520, 37216, 46520, 67040, 93040, 186080, 487297, 974594, 1949188, 2436485, 3898376, 4872970, 7796752, 9745940, 15593504, 19491880, 38983760, 77967520]

約数ペア:

[(1, 77967520), (2, 38983760), (4, 19491880), (5, 15593504), (8, 9745940), (10, 7796752), (16, 4872970), (20, 3898376), (32, 2436485), (40, 1949188), (80, 974594), (160, 487297), (419, 186080), (838, 93040), (1163, 67040), (1676, 46520), (2095, 37216), (2326, 33520), (3352, 23260), (4190, 18608), (4652, 16760), (5815, 13408), (6704, 11630), (8380, 9304)]