86863760

素因数分解:

$2^4\times 5^1\times {\mathrm{313}}^1\times {\mathrm{3469}}^1$

素因数の和:3795

約数の個数: 40

約数和(自身を含む): 202661880

約数和(自身を除く): 115798120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 313, 626, 1252, 1565, 2504, 3130, 3469, 5008, 6260, 6938, 12520, 13876, 17345, 25040, 27752, 34690, 55504, 69380, 138760, 277520, 1085797, 2171594, 4343188, 5428985, 8686376, 10857970, 17372752, 21715940, 43431880, 86863760]

約数ペア:

[(1, 86863760), (2, 43431880), (4, 21715940), (5, 17372752), (8, 10857970), (10, 8686376), (16, 5428985), (20, 4343188), (40, 2171594), (80, 1085797), (313, 277520), (626, 138760), (1252, 69380), (1565, 55504), (2504, 34690), (3130, 27752), (3469, 25040), (5008, 17345), (6260, 13876), (6938, 12520)]