25965550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{929}}^1$

素因数の和:997

約数の個数: 48

約数和(自身を含む): 53277840

約数和(自身を除く): 27312290

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 130, 215, 325, 430, 559, 650, 929, 1075, 1118, 1858, 2150, 2795, 4645, 5590, 9290, 12077, 13975, 23225, 24154, 27950, 39947, 46450, 60385, 79894, 120770, 199735, 301925, 399470, 519311, 603850, 998675, 1038622, 1997350, 2596555, 5193110, 12982775, 25965550]

約数ペア:

[(1, 25965550), (2, 12982775), (5, 5193110), (10, 2596555), (13, 1997350), (25, 1038622), (26, 998675), (43, 603850), (50, 519311), (65, 399470), (86, 301925), (130, 199735), (215, 120770), (325, 79894), (430, 60385), (559, 46450), (650, 39947), (929, 27950), (1075, 24154), (1118, 23225), (1858, 13975), (2150, 12077), (2795, 9290), (4645, 5590)]