25971575

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 39640320

約数和(自身を除く): 13668745

約数列:

[1, 5, 7, 19, 25, 35, 73, 95, 107, 133, 175, 365, 475, 511, 535, 665, 749, 1387, 1825, 2033, 2555, 2675, 3325, 3745, 6935, 7811, 9709, 10165, 12775, 14231, 18725, 34675, 39055, 48545, 50825, 54677, 71155, 148409, 195275, 242725, 273385, 355775, 742045, 1038863, 1366925, 3710225, 5194315, 25971575]

約数ペア:

[(1, 25971575), (5, 5194315), (7, 3710225), (19, 1366925), (25, 1038863), (35, 742045), (73, 355775), (95, 273385), (107, 242725), (133, 195275), (175, 148409), (365, 71155), (475, 54677), (511, 50825), (535, 48545), (665, 39055), (749, 34675), (1387, 18725), (1825, 14231), (2033, 12775), (2555, 10165), (2675, 9709), (3325, 7811), (3745, 6935)]