72139090

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{175949}}^1$

素因数の和:175997

約数の個数: 16

約数和(自身を含む): 133018200

約数和(自身を除く): 60879110

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 175949, 351898, 879745, 1759490, 7213909, 14427818, 36069545, 72139090]

約数ペア:

[(1, 72139090), (2, 36069545), (5, 14427818), (10, 7213909), (41, 1759490), (82, 879745), (205, 351898), (410, 175949)]