201380825

素因数分解:

$5^2\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 269941056

約数和(自身を除く): 68560231

約数列:

[1, 5, 25, 37, 43, 61, 83, 185, 215, 305, 415, 925, 1075, 1525, 1591, 2075, 2257, 2623, 3071, 3569, 5063, 7955, 11285, 13115, 15355, 17845, 25315, 39775, 56425, 65575, 76775, 89225, 97051, 126575, 132053, 187331, 217709, 485255, 660265, 936655, 1088545, 2426275, 3301325, 4683275, 5442725, 8055233, 40276165, 201380825]

約数ペア:

[(1, 201380825), (5, 40276165), (25, 8055233), (37, 5442725), (43, 4683275), (61, 3301325), (83, 2426275), (185, 1088545), (215, 936655), (305, 660265), (415, 485255), (925, 217709), (1075, 187331), (1525, 132053), (1591, 126575), (2075, 97051), (2257, 89225), (2623, 76775), (3071, 65575), (3569, 56425), (5063, 39775), (7955, 25315), (11285, 17845), (13115, 15355)]