661201367080

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{126183467}}^1$

素因数の和:126183609

約数の個数: 32

約数和(自身を含む): 1499059599840

約数和(自身を除く): 837858232760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 126183467, 252366934, 504733868, 630917335, 1009467736, 1261834670, 2523669340, 5047338680, 16530034177, 33060068354, 66120136708, 82650170885, 132240273416, 165300341770, 330600683540, 661201367080]

約数ペア:

[(1, 661201367080), (2, 330600683540), (4, 165300341770), (5, 132240273416), (8, 82650170885), (10, 66120136708), (20, 33060068354), (40, 16530034177), (131, 5047338680), (262, 2523669340), (524, 1261834670), (655, 1009467736), (1048, 630917335), (1310, 504733868), (2620, 252366934), (5240, 126183467)]