83493125

素因数分解:

$5^4\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 40

約数和(自身を含む): 112464000

約数和(自身を除く): 28970875

約数列:

[1, 5, 19, 25, 79, 89, 95, 125, 395, 445, 475, 625, 1501, 1691, 1975, 2225, 2375, 7031, 7505, 8455, 9875, 11125, 11875, 35155, 37525, 42275, 49375, 55625, 133589, 175775, 187625, 211375, 667945, 878875, 938125, 1056875, 3339725, 4394375, 16698625, 83493125]

約数ペア:

[(1, 83493125), (5, 16698625), (19, 4394375), (25, 3339725), (79, 1056875), (89, 938125), (95, 878875), (125, 667945), (395, 211375), (445, 187625), (475, 175775), (625, 133589), (1501, 55625), (1691, 49375), (1975, 42275), (2225, 37525), (2375, 35155), (7031, 11875), (7505, 11125), (8455, 9875)]