84139175

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:200

約数の個数: 48

約数和(自身を含む): 115492608

約数和(自身を除く): 31353433

約数列:

[1, 5, 23, 25, 41, 43, 83, 115, 205, 215, 415, 575, 943, 989, 1025, 1075, 1763, 1909, 2075, 3403, 3569, 4715, 4945, 8815, 9545, 17015, 17845, 23575, 24725, 40549, 44075, 47725, 78269, 82087, 85075, 89225, 146329, 202745, 391345, 410435, 731645, 1013725, 1956725, 2052175, 3365567, 3658225, 16827835, 84139175]

約数ペア:

[(1, 84139175), (5, 16827835), (23, 3658225), (25, 3365567), (41, 2052175), (43, 1956725), (83, 1013725), (115, 731645), (205, 410435), (215, 391345), (415, 202745), (575, 146329), (943, 89225), (989, 85075), (1025, 82087), (1075, 78269), (1763, 47725), (1909, 44075), (2075, 40549), (3403, 24725), (3569, 23575), (4715, 17845), (4945, 17015), (8815, 9545)]