81696532

素因数分解:

$2^2\times {\mathrm{31}}^2\times {\mathrm{53}}^1\times {\mathrm{401}}^1$

素因数の和:520

約数の個数: 36

約数和(自身を含む): 150892308

約数和(自身を除く): 69195776

約数列:

[1, 2, 4, 31, 53, 62, 106, 124, 212, 401, 802, 961, 1604, 1643, 1922, 3286, 3844, 6572, 12431, 21253, 24862, 42506, 49724, 50933, 85012, 101866, 203732, 385361, 658843, 770722, 1317686, 1541444, 2635372, 20424133, 40848266, 81696532]

約数ペア:

[(1, 81696532), (2, 40848266), (4, 20424133), (31, 2635372), (53, 1541444), (62, 1317686), (106, 770722), (124, 658843), (212, 385361), (401, 203732), (802, 101866), (961, 85012), (1604, 50933), (1643, 49724), (1922, 42506), (3286, 24862), (3844, 21253), (6572, 12431)]