81643610

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{1949}}^1$

素因数の和:2086

約数の個数: 32

約数和(自身を含む): 151632000

約数和(自身を除く): 69988390

約数列:

[1, 2, 5, 10, 59, 71, 118, 142, 295, 355, 590, 710, 1949, 3898, 4189, 8378, 9745, 19490, 20945, 41890, 114991, 138379, 229982, 276758, 574955, 691895, 1149910, 1383790, 8164361, 16328722, 40821805, 81643610]

約数ペア:

[(1, 81643610), (2, 40821805), (5, 16328722), (10, 8164361), (59, 1383790), (71, 1149910), (118, 691895), (142, 574955), (295, 276758), (355, 229982), (590, 138379), (710, 114991), (1949, 41890), (3898, 20945), (4189, 19490), (8378, 9745)]