866837375

素因数分解:

$5^3\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{2141}}^1$

素因数の和:2276

約数の個数: 32

約数和(自身を含む): 1122750720

約数和(自身を除く): 255913345

約数列:

[1, 5, 25, 41, 79, 125, 205, 395, 1025, 1975, 2141, 3239, 5125, 9875, 10705, 16195, 53525, 80975, 87781, 169139, 267625, 404875, 438905, 845695, 2194525, 4228475, 6934699, 10972625, 21142375, 34673495, 173367475, 866837375]

約数ペア:

[(1, 866837375), (5, 173367475), (25, 34673495), (41, 21142375), (79, 10972625), (125, 6934699), (205, 4228475), (395, 2194525), (1025, 845695), (1975, 438905), (2141, 404875), (3239, 267625), (5125, 169139), (9875, 87781), (10705, 80975), (16195, 53525)]