66667888

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:294

約数の個数: 80

約数和(自身を含む): 153640960

約数和(自身を除く): 86973072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 109, 112, 127, 172, 218, 254, 301, 344, 436, 508, 602, 688, 763, 872, 889, 1016, 1204, 1526, 1744, 1778, 2032, 2408, 3052, 3556, 4687, 4816, 5461, 6104, 7112, 9374, 10922, 12208, 13843, 14224, 18748, 21844, 27686, 32809, 37496, 38227, 43688, 55372, 65618, 74992, 76454, 87376, 96901, 110744, 131236, 152908, 193802, 221488, 262472, 305816, 387604, 524944, 595249, 611632, 775208, 1190498, 1550416, 2380996, 4166743, 4761992, 8333486, 9523984, 16666972, 33333944, 66667888]

約数ペア:

[(1, 66667888), (2, 33333944), (4, 16666972), (7, 9523984), (8, 8333486), (14, 4761992), (16, 4166743), (28, 2380996), (43, 1550416), (56, 1190498), (86, 775208), (109, 611632), (112, 595249), (127, 524944), (172, 387604), (218, 305816), (254, 262472), (301, 221488), (344, 193802), (436, 152908), (508, 131236), (602, 110744), (688, 96901), (763, 87376), (872, 76454), (889, 74992), (1016, 65618), (1204, 55372), (1526, 43688), (1744, 38227), (1778, 37496), (2032, 32809), (2408, 27686), (3052, 21844), (3556, 18748), (4687, 14224), (4816, 13843), (5461, 12208), (6104, 10922), (7112, 9374)]