25812956

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{239}}^1$

素因数の和:354

約数の個数: 48

約数和(自身を含む): 51179520

約数和(自身を除く): 25366564

約数列:

[1, 2, 4, 13, 26, 31, 52, 62, 67, 124, 134, 239, 268, 403, 478, 806, 871, 956, 1612, 1742, 2077, 3107, 3484, 4154, 6214, 7409, 8308, 12428, 14818, 16013, 27001, 29636, 32026, 54002, 64052, 96317, 108004, 192634, 208169, 385268, 416338, 496403, 832676, 992806, 1985612, 6453239, 12906478, 25812956]

約数ペア:

[(1, 25812956), (2, 12906478), (4, 6453239), (13, 1985612), (26, 992806), (31, 832676), (52, 496403), (62, 416338), (67, 385268), (124, 208169), (134, 192634), (239, 108004), (268, 96317), (403, 64052), (478, 54002), (806, 32026), (871, 29636), (956, 27001), (1612, 16013), (1742, 14818), (2077, 12428), (3107, 8308), (3484, 7409), (4154, 6214)]