65256625

素因数分解:

$5^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:187

約数の個数: 64

約数和(自身を含む): 101896704

約数和(自身を除く): 36640079

約数列:

[1, 5, 7, 17, 25, 35, 41, 85, 107, 119, 125, 175, 205, 287, 425, 535, 595, 697, 749, 875, 1025, 1435, 1819, 2125, 2675, 2975, 3485, 3745, 4387, 4879, 5125, 7175, 9095, 12733, 13375, 14875, 17425, 18725, 21935, 24395, 30709, 35875, 45475, 63665, 74579, 87125, 93625, 109675, 121975, 153545, 227375, 318325, 372895, 522053, 548375, 609875, 767725, 1591625, 1864475, 2610265, 3838625, 9322375, 13051325, 65256625]

約数ペア:

[(1, 65256625), (5, 13051325), (7, 9322375), (17, 3838625), (25, 2610265), (35, 1864475), (41, 1591625), (85, 767725), (107, 609875), (119, 548375), (125, 522053), (175, 372895), (205, 318325), (287, 227375), (425, 153545), (535, 121975), (595, 109675), (697, 93625), (749, 87125), (875, 74579), (1025, 63665), (1435, 45475), (1819, 35875), (2125, 30709), (2675, 24395), (2975, 21935), (3485, 18725), (3745, 17425), (4387, 14875), (4879, 13375), (5125, 12733), (7175, 9095)]