25481885

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:413

約数の個数: 32

約数和(自身を含む): 36312192

約数和(自身を除く): 10830307

約数列:

[1, 5, 11, 13, 55, 65, 143, 157, 227, 715, 785, 1135, 1727, 2041, 2497, 2951, 8635, 10205, 12485, 14755, 22451, 32461, 35639, 112255, 162305, 178195, 392029, 463307, 1960145, 2316535, 5096377, 25481885]

約数ペア:

[(1, 25481885), (5, 5096377), (11, 2316535), (13, 1960145), (55, 463307), (65, 392029), (143, 178195), (157, 162305), (227, 112255), (715, 35639), (785, 32461), (1135, 22451), (1727, 14755), (2041, 12485), (2497, 10205), (2951, 8635)]