87374380

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{33349}}^1$

素因数の和:33489

約数の個数: 24

約数和(自身を含む): 184892400

約数和(自身を除く): 97518020

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 33349, 66698, 133396, 166745, 333490, 666980, 4368719, 8737438, 17474876, 21843595, 43687190, 87374380]

約数ペア:

[(1, 87374380), (2, 43687190), (4, 21843595), (5, 17474876), (10, 8737438), (20, 4368719), (131, 666980), (262, 333490), (524, 166745), (655, 133396), (1310, 66698), (2620, 33349)]