25882220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{14221}}^1$

素因数の和:14250

約数の個数: 48

約数和(自身を含む): 66900288

約数和(自身を除く): 41018068

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 14221, 28442, 56884, 71105, 99547, 142210, 184873, 199094, 284420, 369746, 398188, 497735, 739492, 924365, 995470, 1294111, 1848730, 1990940, 2588222, 3697460, 5176444, 6470555, 12941110, 25882220]

約数ペア:

[(1, 25882220), (2, 12941110), (4, 6470555), (5, 5176444), (7, 3697460), (10, 2588222), (13, 1990940), (14, 1848730), (20, 1294111), (26, 995470), (28, 924365), (35, 739492), (52, 497735), (65, 398188), (70, 369746), (91, 284420), (130, 199094), (140, 184873), (182, 142210), (260, 99547), (364, 71105), (455, 56884), (910, 28442), (1820, 14221)]