71307688

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{1061}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 138654720

約数和(自身を除く): 67347032

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 271, 542, 1061, 1084, 2122, 2168, 4244, 8401, 8488, 16802, 32891, 33604, 65782, 67208, 131564, 263128, 287531, 575062, 1150124, 2300248, 8913461, 17826922, 35653844, 71307688]

約数ペア:

[(1, 71307688), (2, 35653844), (4, 17826922), (8, 8913461), (31, 2300248), (62, 1150124), (124, 575062), (248, 287531), (271, 263128), (542, 131564), (1061, 67208), (1084, 65782), (2122, 33604), (2168, 32891), (4244, 16802), (8401, 8488)]