68520980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{1063}}^1$

素因数の和:1376

約数の個数: 48

約数和(自身を含む): 157659264

約数和(自身を除く): 89138284

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 293, 586, 1063, 1172, 1465, 2126, 2930, 3223, 4252, 5315, 5860, 6446, 10630, 11693, 12892, 16115, 21260, 23386, 32230, 46772, 58465, 64460, 116930, 233860, 311459, 622918, 1245836, 1557295, 3114590, 3426049, 6229180, 6852098, 13704196, 17130245, 34260490, 68520980]

約数ペア:

[(1, 68520980), (2, 34260490), (4, 17130245), (5, 13704196), (10, 6852098), (11, 6229180), (20, 3426049), (22, 3114590), (44, 1557295), (55, 1245836), (110, 622918), (220, 311459), (293, 233860), (586, 116930), (1063, 64460), (1172, 58465), (1465, 46772), (2126, 32230), (2930, 23386), (3223, 21260), (4252, 16115), (5315, 12892), (5860, 11693), (6446, 10630)]