81951892

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{709}}^1$

素因数の和:832

約数の個数: 48

約数和(自身を含む): 163175040

約数和(自身を除く): 81223148

約数列:

[1, 2, 4, 11, 22, 37, 44, 71, 74, 142, 148, 284, 407, 709, 781, 814, 1418, 1562, 1628, 2627, 2836, 3124, 5254, 7799, 10508, 15598, 26233, 28897, 31196, 50339, 52466, 57794, 100678, 104932, 115588, 201356, 288563, 553729, 577126, 1107458, 1154252, 1862543, 2214916, 3725086, 7450172, 20487973, 40975946, 81951892]

約数ペア:

[(1, 81951892), (2, 40975946), (4, 20487973), (11, 7450172), (22, 3725086), (37, 2214916), (44, 1862543), (71, 1154252), (74, 1107458), (142, 577126), (148, 553729), (284, 288563), (407, 201356), (709, 115588), (781, 104932), (814, 100678), (1418, 57794), (1562, 52466), (1628, 50339), (2627, 31196), (2836, 28897), (3124, 26233), (5254, 15598), (7799, 10508)]