25074995

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{199}}^1$

素因数の和:323

約数の個数: 32

約数和(自身を含む): 34560000

約数和(自身を除く): 9485005

約数列:

[1, 5, 11, 29, 55, 79, 145, 199, 319, 395, 869, 995, 1595, 2189, 2291, 4345, 5771, 10945, 11455, 15721, 25201, 28855, 63481, 78605, 126005, 172931, 317405, 455909, 864655, 2279545, 5014999, 25074995]

約数ペア:

[(1, 25074995), (5, 5014999), (11, 2279545), (29, 864655), (55, 455909), (79, 317405), (145, 172931), (199, 126005), (319, 78605), (395, 63481), (869, 28855), (995, 25201), (1595, 15721), (2189, 11455), (2291, 10945), (4345, 5771)]