72405070

素因数分解:

$2^1\times 5^1\times {\mathrm{1087}}^1\times {\mathrm{6661}}^1$

素因数の和:7755

約数の個数: 16

約数和(自身を含む): 130468608

約数和(自身を除く): 58063538

約数列:

[1, 2, 5, 10, 1087, 2174, 5435, 6661, 10870, 13322, 33305, 66610, 7240507, 14481014, 36202535, 72405070]

約数ペア:

[(1, 72405070), (2, 36202535), (5, 14481014), (10, 7240507), (1087, 66610), (2174, 33305), (5435, 13322), (6661, 10870)]