39370864

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:218

約数の個数: 80

約数和(自身を含む): 87181920

約数和(自身を除く): 47811056

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 61, 104, 107, 116, 122, 208, 214, 232, 244, 377, 428, 464, 488, 754, 793, 856, 976, 1391, 1508, 1586, 1712, 1769, 2782, 3016, 3103, 3172, 3538, 5564, 6032, 6206, 6344, 6527, 7076, 11128, 12412, 12688, 13054, 14152, 22256, 22997, 24824, 26108, 28304, 40339, 45994, 49648, 52216, 80678, 84851, 91988, 104432, 161356, 169702, 183976, 189283, 322712, 339404, 367952, 378566, 645424, 678808, 757132, 1357616, 1514264, 2460679, 3028528, 4921358, 9842716, 19685432, 39370864]

約数ペア:

[(1, 39370864), (2, 19685432), (4, 9842716), (8, 4921358), (13, 3028528), (16, 2460679), (26, 1514264), (29, 1357616), (52, 757132), (58, 678808), (61, 645424), (104, 378566), (107, 367952), (116, 339404), (122, 322712), (208, 189283), (214, 183976), (232, 169702), (244, 161356), (377, 104432), (428, 91988), (464, 84851), (488, 80678), (754, 52216), (793, 49648), (856, 45994), (976, 40339), (1391, 28304), (1508, 26108), (1586, 24824), (1712, 22997), (1769, 22256), (2782, 14152), (3016, 13054), (3103, 12688), (3172, 12412), (3538, 11128), (5564, 7076), (6032, 6527), (6206, 6344)]