25264280

素因数分解:

$2^3\times 5^1\times {\mathrm{367}}^1\times {\mathrm{1721}}^1$

素因数の和:2099

約数の個数: 32

約数和(自身を含む): 57032640

約数和(自身を除く): 31768360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 367, 734, 1468, 1721, 1835, 2936, 3442, 3670, 6884, 7340, 8605, 13768, 14680, 17210, 34420, 68840, 631607, 1263214, 2526428, 3158035, 5052856, 6316070, 12632140, 25264280]

約数ペア:

[(1, 25264280), (2, 12632140), (4, 6316070), (5, 5052856), (8, 3158035), (10, 2526428), (20, 1263214), (40, 631607), (367, 68840), (734, 34420), (1468, 17210), (1721, 14680), (1835, 13768), (2936, 8605), (3442, 7340), (3670, 6884)]