64198550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{349}}^1$

素因数の和:657

約数の個数: 48

約数和(自身を含む): 129418800

約数和(自身を除く): 65220250

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 283, 325, 349, 566, 650, 698, 1415, 1745, 2830, 3490, 3679, 4537, 7075, 7358, 8725, 9074, 14150, 17450, 18395, 22685, 36790, 45370, 91975, 98767, 113425, 183950, 197534, 226850, 493835, 987670, 1283971, 2469175, 2567942, 4938350, 6419855, 12839710, 32099275, 64198550]

約数ペア:

[(1, 64198550), (2, 32099275), (5, 12839710), (10, 6419855), (13, 4938350), (25, 2567942), (26, 2469175), (50, 1283971), (65, 987670), (130, 493835), (283, 226850), (325, 197534), (349, 183950), (566, 113425), (650, 98767), (698, 91975), (1415, 45370), (1745, 36790), (2830, 22685), (3490, 18395), (3679, 17450), (4537, 14150), (7075, 9074), (7358, 8725)]