209069675425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{109199}}^1$

素因数の和:109402

約数の個数: 48

約数和(自身を含む): 287769081600

約数和(自身を除く): 78699406175

約数列:

[1, 5, 13, 25, 43, 65, 137, 215, 325, 559, 685, 1075, 1781, 2795, 3425, 5891, 8905, 13975, 29455, 44525, 76583, 109199, 147275, 382915, 545995, 1419587, 1914575, 2729975, 4695557, 7097935, 14960263, 23477785, 35489675, 61042241, 74801315, 117388925, 194483419, 305211205, 374006575, 643291309, 972417095, 1526056025, 3216456545, 4862085475, 8362787017, 16082282725, 41813935085, 209069675425]

約数ペア:

[(1, 209069675425), (5, 41813935085), (13, 16082282725), (25, 8362787017), (43, 4862085475), (65, 3216456545), (137, 1526056025), (215, 972417095), (325, 643291309), (559, 374006575), (685, 305211205), (1075, 194483419), (1781, 117388925), (2795, 74801315), (3425, 61042241), (5891, 35489675), (8905, 23477785), (13975, 14960263), (29455, 7097935), (44525, 4695557), (76583, 2729975), (109199, 1914575), (147275, 1419587), (382915, 545995)]