51696880

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4649}}^1$

素因数の和:4801

約数の個数: 40

約数和(自身を含む): 121086000

約数和(自身を除く): 69389120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 1112, 1390, 2224, 2780, 4649, 5560, 9298, 11120, 18596, 23245, 37192, 46490, 74384, 92980, 185960, 371920, 646211, 1292422, 2584844, 3231055, 5169688, 6462110, 10339376, 12924220, 25848440, 51696880]

約数ペア:

[(1, 51696880), (2, 25848440), (4, 12924220), (5, 10339376), (8, 6462110), (10, 5169688), (16, 3231055), (20, 2584844), (40, 1292422), (80, 646211), (139, 371920), (278, 185960), (556, 92980), (695, 74384), (1112, 46490), (1390, 37192), (2224, 23245), (2780, 18596), (4649, 11120), (5560, 9298)]