87447910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{72271}}^1$

素因数の和:72300

約数の個数: 24

約数和(自身を含む): 173019168

約数和(自身を除く): 85571258

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 72271, 144542, 361355, 722710, 794981, 1589962, 3974905, 7949810, 8744791, 17489582, 43723955, 87447910]

約数ペア:

[(1, 87447910), (2, 43723955), (5, 17489582), (10, 8744791), (11, 7949810), (22, 3974905), (55, 1589962), (110, 794981), (121, 722710), (242, 361355), (605, 144542), (1210, 72271)]