81964708

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3583}}^1$

素因数の和:3656

約数の個数: 48

約数和(自身を含む): 176619520

約数和(自身を除く): 94654812

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 43, 76, 86, 133, 172, 266, 301, 532, 602, 817, 1204, 1634, 3268, 3583, 5719, 7166, 11438, 14332, 22876, 25081, 50162, 68077, 100324, 136154, 154069, 272308, 308138, 476539, 616276, 953078, 1078483, 1906156, 2156966, 2927311, 4313932, 5854622, 11709244, 20491177, 40982354, 81964708]

約数ペア:

[(1, 81964708), (2, 40982354), (4, 20491177), (7, 11709244), (14, 5854622), (19, 4313932), (28, 2927311), (38, 2156966), (43, 1906156), (76, 1078483), (86, 953078), (133, 616276), (172, 476539), (266, 308138), (301, 272308), (532, 154069), (602, 136154), (817, 100324), (1204, 68077), (1634, 50162), (3268, 25081), (3583, 22876), (5719, 14332), (7166, 11438)]