66704872

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1301}}^1$

素因数の和:1366

約数の個数: 64

約数和(自身を含む): 147646800

約数和(自身を除く): 80941928

約数列:

[1, 2, 4, 8, 13, 17, 26, 29, 34, 52, 58, 68, 104, 116, 136, 221, 232, 377, 442, 493, 754, 884, 986, 1301, 1508, 1768, 1972, 2602, 3016, 3944, 5204, 6409, 10408, 12818, 16913, 22117, 25636, 33826, 37729, 44234, 51272, 67652, 75458, 88468, 135304, 150916, 176936, 287521, 301832, 490477, 575042, 641393, 980954, 1150084, 1282786, 1961908, 2300168, 2565572, 3923816, 5131144, 8338109, 16676218, 33352436, 66704872]

約数ペア:

[(1, 66704872), (2, 33352436), (4, 16676218), (8, 8338109), (13, 5131144), (17, 3923816), (26, 2565572), (29, 2300168), (34, 1961908), (52, 1282786), (58, 1150084), (68, 980954), (104, 641393), (116, 575042), (136, 490477), (221, 301832), (232, 287521), (377, 176936), (442, 150916), (493, 135304), (754, 88468), (884, 75458), (986, 67652), (1301, 51272), (1508, 44234), (1768, 37729), (1972, 33826), (2602, 25636), (3016, 22117), (3944, 16913), (5204, 12818), (6409, 10408)]