71263520

素因数分解:

$2^5\times 5^1\times {\mathrm{419}}^1\times {\mathrm{1063}}^1$

素因数の和:1497

約数の個数: 48

約数和(自身を含む): 168920640

約数和(自身を除く): 97657120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 419, 838, 1063, 1676, 2095, 2126, 3352, 4190, 4252, 5315, 6704, 8380, 8504, 10630, 13408, 16760, 17008, 21260, 33520, 34016, 42520, 67040, 85040, 170080, 445397, 890794, 1781588, 2226985, 3563176, 4453970, 7126352, 8907940, 14252704, 17815880, 35631760, 71263520]

約数ペア:

[(1, 71263520), (2, 35631760), (4, 17815880), (5, 14252704), (8, 8907940), (10, 7126352), (16, 4453970), (20, 3563176), (32, 2226985), (40, 1781588), (80, 890794), (160, 445397), (419, 170080), (838, 85040), (1063, 67040), (1676, 42520), (2095, 34016), (2126, 33520), (3352, 21260), (4190, 17008), (4252, 16760), (5315, 13408), (6704, 10630), (8380, 8504)]