2017136875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{607}}^1$

素因数の和:1049

約数の個数: 40

約数和(自身を含む): 2725627520

約数和(自身を除く): 708490645

約数列:

[1, 5, 13, 25, 65, 125, 325, 409, 607, 625, 1625, 2045, 3035, 5317, 7891, 8125, 10225, 15175, 26585, 39455, 51125, 75875, 132925, 197275, 248263, 255625, 379375, 664625, 986375, 1241315, 3227419, 3323125, 4931875, 6206575, 16137095, 31032875, 80685475, 155164375, 403427375, 2017136875]

約数ペア:

[(1, 2017136875), (5, 403427375), (13, 155164375), (25, 80685475), (65, 31032875), (125, 16137095), (325, 6206575), (409, 4931875), (607, 3323125), (625, 3227419), (1625, 1241315), (2045, 986375), (3035, 664625), (5317, 379375), (7891, 255625), (8125, 248263), (10225, 197275), (15175, 132925), (26585, 75875), (39455, 51125)]