66519640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{8893}}^1$

素因数の和:8932

約数の個数: 64

約数和(自身を含む): 172899360

約数和(自身を除く): 106379720

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1870, 3740, 7480, 8893, 17786, 35572, 44465, 71144, 88930, 97823, 151181, 177860, 195646, 302362, 355720, 391292, 489115, 604724, 755905, 782584, 978230, 1209448, 1511810, 1662991, 1956460, 3023620, 3325982, 3912920, 6047240, 6651964, 8314955, 13303928, 16629910, 33259820, 66519640]

約数ペア:

[(1, 66519640), (2, 33259820), (4, 16629910), (5, 13303928), (8, 8314955), (10, 6651964), (11, 6047240), (17, 3912920), (20, 3325982), (22, 3023620), (34, 1956460), (40, 1662991), (44, 1511810), (55, 1209448), (68, 978230), (85, 782584), (88, 755905), (110, 604724), (136, 489115), (170, 391292), (187, 355720), (220, 302362), (340, 195646), (374, 177860), (440, 151181), (680, 97823), (748, 88930), (935, 71144), (1496, 44465), (1870, 35572), (3740, 17786), (7480, 8893)]