51813875

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{659}}^1$

素因数の和:728

約数の個数: 32

約数和(自身を含む): 70424640

約数和(自身を除く): 18610765

約数列:

[1, 5, 17, 25, 37, 85, 125, 185, 425, 629, 659, 925, 2125, 3145, 3295, 4625, 11203, 15725, 16475, 24383, 56015, 78625, 82375, 121915, 280075, 414511, 609575, 1400375, 2072555, 3047875, 10362775, 51813875]

約数ペア:

[(1, 51813875), (5, 10362775), (17, 3047875), (25, 2072555), (37, 1400375), (85, 609575), (125, 414511), (185, 280075), (425, 121915), (629, 82375), (659, 78625), (925, 56015), (2125, 24383), (3145, 16475), (3295, 15725), (4625, 11203)]