9143800

素因数分解:

$2^3\times 5^2\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:496

約数の個数: 48

約数和(自身を含む): 21483000

約数和(自身を除く): 12339200

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 131, 200, 262, 349, 524, 655, 698, 1048, 1310, 1396, 1745, 2620, 2792, 3275, 3490, 5240, 6550, 6980, 8725, 13100, 13960, 17450, 26200, 34900, 45719, 69800, 91438, 182876, 228595, 365752, 457190, 914380, 1142975, 1828760, 2285950, 4571900, 9143800]

約数ペア:

[(1, 9143800), (2, 4571900), (4, 2285950), (5, 1828760), (8, 1142975), (10, 914380), (20, 457190), (25, 365752), (40, 228595), (50, 182876), (100, 91438), (131, 69800), (200, 45719), (262, 34900), (349, 26200), (524, 17450), (655, 13960), (698, 13100), (1048, 8725), (1310, 6980), (1396, 6550), (1745, 5240), (2620, 3490), (2792, 3275)]