42379900

素因数分解:

$2^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:259

約数の個数: 72

約数和(自身を含む): 95993856

約数和(自身を除く): 53613956

約数列:

[1, 2, 4, 5, 10, 20, 25, 47, 50, 71, 94, 100, 127, 142, 188, 235, 254, 284, 355, 470, 508, 635, 710, 940, 1175, 1270, 1420, 1775, 2350, 2540, 3175, 3337, 3550, 4700, 5969, 6350, 6674, 7100, 9017, 11938, 12700, 13348, 16685, 18034, 23876, 29845, 33370, 36068, 45085, 59690, 66740, 83425, 90170, 119380, 149225, 166850, 180340, 225425, 298450, 333700, 423799, 450850, 596900, 847598, 901700, 1695196, 2118995, 4237990, 8475980, 10594975, 21189950, 42379900]

約数ペア:

[(1, 42379900), (2, 21189950), (4, 10594975), (5, 8475980), (10, 4237990), (20, 2118995), (25, 1695196), (47, 901700), (50, 847598), (71, 596900), (94, 450850), (100, 423799), (127, 333700), (142, 298450), (188, 225425), (235, 180340), (254, 166850), (284, 149225), (355, 119380), (470, 90170), (508, 83425), (635, 66740), (710, 59690), (940, 45085), (1175, 36068), (1270, 33370), (1420, 29845), (1775, 23876), (2350, 18034), (2540, 16685), (3175, 13348), (3337, 12700), (3550, 11938), (4700, 9017), (5969, 7100), (6350, 6674)]