25891528

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{13103}}^1$

素因数の和:13141

約数の個数: 32

約数和(自身を含む): 55036800

約数和(自身を除く): 29145272

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 13103, 26206, 52412, 104824, 170339, 248957, 340678, 497914, 681356, 995828, 1362712, 1991656, 3236441, 6472882, 12945764, 25891528]

約数ペア:

[(1, 25891528), (2, 12945764), (4, 6472882), (8, 3236441), (13, 1991656), (19, 1362712), (26, 995828), (38, 681356), (52, 497914), (76, 340678), (104, 248957), (152, 170339), (247, 104824), (494, 52412), (988, 26206), (1976, 13103)]