68860880

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4603}}^1$

素因数の和:4644

約数の個数: 80

約数和(自身を含む): 184970304

約数和(自身を除く): 116109424

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 170, 176, 187, 220, 272, 340, 374, 440, 680, 748, 880, 935, 1360, 1496, 1870, 2992, 3740, 4603, 7480, 9206, 14960, 18412, 23015, 36824, 46030, 50633, 73648, 78251, 92060, 101266, 156502, 184120, 202532, 253165, 313004, 368240, 391255, 405064, 506330, 626008, 782510, 810128, 860761, 1012660, 1252016, 1565020, 1721522, 2025320, 3130040, 3443044, 4050640, 4303805, 6260080, 6886088, 8607610, 13772176, 17215220, 34430440, 68860880]

約数ペア:

[(1, 68860880), (2, 34430440), (4, 17215220), (5, 13772176), (8, 8607610), (10, 6886088), (11, 6260080), (16, 4303805), (17, 4050640), (20, 3443044), (22, 3130040), (34, 2025320), (40, 1721522), (44, 1565020), (55, 1252016), (68, 1012660), (80, 860761), (85, 810128), (88, 782510), (110, 626008), (136, 506330), (170, 405064), (176, 391255), (187, 368240), (220, 313004), (272, 253165), (340, 202532), (374, 184120), (440, 156502), (680, 101266), (748, 92060), (880, 78251), (935, 73648), (1360, 50633), (1496, 46030), (1870, 36824), (2992, 23015), (3740, 18412), (4603, 14960), (7480, 9206)]