49554160

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{1979}}^1$

素因数の和:2305

約数の個数: 40

約数和(自身を含む): 115639920

約数和(自身を除く): 66085760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 1979, 2504, 3130, 3958, 5008, 6260, 7916, 9895, 12520, 15832, 19790, 25040, 31664, 39580, 79160, 158320, 619427, 1238854, 2477708, 3097135, 4955416, 6194270, 9910832, 12388540, 24777080, 49554160]

約数ペア:

[(1, 49554160), (2, 24777080), (4, 12388540), (5, 9910832), (8, 6194270), (10, 4955416), (16, 3097135), (20, 2477708), (40, 1238854), (80, 619427), (313, 158320), (626, 79160), (1252, 39580), (1565, 31664), (1979, 25040), (2504, 19790), (3130, 15832), (3958, 12520), (5008, 9895), (6260, 7916)]