89539820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{487}}^1$

素因数の和:842

約数の個数: 48

約数和(自身を含む): 195531840

約数和(自身を除く): 105992020

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 317, 487, 580, 634, 974, 1268, 1585, 1948, 2435, 3170, 4870, 6340, 9193, 9740, 14123, 18386, 28246, 36772, 45965, 56492, 70615, 91930, 141230, 154379, 183860, 282460, 308758, 617516, 771895, 1543790, 3087580, 4476991, 8953982, 17907964, 22384955, 44769910, 89539820]

約数ペア:

[(1, 89539820), (2, 44769910), (4, 22384955), (5, 17907964), (10, 8953982), (20, 4476991), (29, 3087580), (58, 1543790), (116, 771895), (145, 617516), (290, 308758), (317, 282460), (487, 183860), (580, 154379), (634, 141230), (974, 91930), (1268, 70615), (1585, 56492), (1948, 45965), (2435, 36772), (3170, 28246), (4870, 18386), (6340, 14123), (9193, 9740)]