81612340

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{69163}}^1$

素因数の和:69231

約数の個数: 24

約数和(自身を含む): 174293280

約数和(自身を除く): 92680940

約数列:

[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 590, 1180, 69163, 138326, 276652, 345815, 691630, 1383260, 4080617, 8161234, 16322468, 20403085, 40806170, 81612340]

約数ペア:

[(1, 81612340), (2, 40806170), (4, 20403085), (5, 16322468), (10, 8161234), (20, 4080617), (59, 1383260), (118, 691630), (236, 345815), (295, 276652), (590, 138326), (1180, 69163)]