2180075

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1$

素因数の和:167

約数の個数: 24

約数和(自身を含む): 2916480

約数和(自身を除く): 736405

約数列:

[1, 5, 25, 29, 31, 97, 145, 155, 485, 725, 775, 899, 2425, 2813, 3007, 4495, 14065, 15035, 22475, 70325, 75175, 87203, 436015, 2180075]

約数ペア:

[(1, 2180075), (5, 436015), (25, 87203), (29, 75175), (31, 70325), (97, 22475), (145, 15035), (155, 14065), (485, 4495), (725, 3007), (775, 2813), (899, 2425)]