66642425

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{823}}^1$

素因数の和:953

約数の個数: 24

約数和(自身を含む): 85827840

約数和(自身を除く): 19185415

約数列:

[1, 5, 25, 41, 79, 205, 395, 823, 1025, 1975, 3239, 4115, 16195, 20575, 33743, 65017, 80975, 168715, 325085, 843575, 1625425, 2665697, 13328485, 66642425]

約数ペア:

[(1, 66642425), (5, 13328485), (25, 2665697), (41, 1625425), (79, 843575), (205, 325085), (395, 168715), (823, 80975), (1025, 65017), (1975, 33743), (3239, 20575), (4115, 16195)]