64560284

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{223}}^1\times {\mathrm{461}}^1$

素因数の和:845

約数の個数: 24

約数和(自身を含む): 114457728

約数和(自身を除く): 49897444

約数列:

[1, 2, 4, 157, 223, 314, 446, 461, 628, 892, 922, 1844, 35011, 70022, 72377, 102803, 140044, 144754, 205606, 289508, 411212, 16140071, 32280142, 64560284]

約数ペア:

[(1, 64560284), (2, 32280142), (4, 16140071), (157, 411212), (223, 289508), (314, 205606), (446, 144754), (461, 140044), (628, 102803), (892, 72377), (922, 70022), (1844, 35011)]