81444655

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:279

約数の個数: 32

約数和(自身を含む): 104509440

約数和(自身を除く): 23064785

約数列:

[1, 5, 41, 47, 79, 107, 205, 235, 395, 535, 1927, 3239, 3713, 4387, 5029, 8453, 9635, 16195, 18565, 21935, 25145, 42265, 152233, 206189, 346573, 397291, 761165, 1030945, 1732865, 1986455, 16288931, 81444655]

約数ペア:

[(1, 81444655), (5, 16288931), (41, 1986455), (47, 1732865), (79, 1030945), (107, 761165), (205, 397291), (235, 346573), (395, 206189), (535, 152233), (1927, 42265), (3239, 25145), (3713, 21935), (4387, 18565), (5029, 16195), (8453, 9635)]