42215825

素因数分解:

$5^2\times {\mathrm{53}}^1\times {\mathrm{151}}^1\times {\mathrm{211}}^1$

素因数の和:425

約数の個数: 24

約数和(自身を含む): 53942976

約数和(自身を除く): 11727151

約数列:

[1, 5, 25, 53, 151, 211, 265, 755, 1055, 1325, 3775, 5275, 8003, 11183, 31861, 40015, 55915, 159305, 200075, 279575, 796525, 1688633, 8443165, 42215825]

約数ペア:

[(1, 42215825), (5, 8443165), (25, 1688633), (53, 796525), (151, 279575), (211, 200075), (265, 159305), (755, 55915), (1055, 40015), (1325, 31861), (3775, 11183), (5275, 8003)]