71125816

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 146512800

約数和(自身を除く): 75386984

約数列:

[1, 2, 4, 8, 19, 38, 41, 76, 82, 101, 113, 152, 164, 202, 226, 328, 404, 452, 779, 808, 904, 1558, 1919, 2147, 3116, 3838, 4141, 4294, 4633, 6232, 7676, 8282, 8588, 9266, 11413, 15352, 16564, 17176, 18532, 22826, 33128, 37064, 45652, 78679, 88027, 91304, 157358, 176054, 216847, 314716, 352108, 433694, 467933, 629432, 704216, 867388, 935866, 1734776, 1871732, 3743464, 8890727, 17781454, 35562908, 71125816]

約数ペア:

[(1, 71125816), (2, 35562908), (4, 17781454), (8, 8890727), (19, 3743464), (38, 1871732), (41, 1734776), (76, 935866), (82, 867388), (101, 704216), (113, 629432), (152, 467933), (164, 433694), (202, 352108), (226, 314716), (328, 216847), (404, 176054), (452, 157358), (779, 91304), (808, 88027), (904, 78679), (1558, 45652), (1919, 37064), (2147, 33128), (3116, 22826), (3838, 18532), (4141, 17176), (4294, 16564), (4633, 15352), (6232, 11413), (7676, 9266), (8282, 8588)]