1890291775

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{16607}}^1$

素因数の和:16803

約数の個数: 24

約数和(自身を含む): 2440379520

約数和(自身を除く): 550087745

約数列:

[1, 5, 25, 29, 145, 157, 725, 785, 3925, 4553, 16607, 22765, 83035, 113825, 415175, 481603, 2408015, 2607299, 12040075, 13036495, 65182475, 75611671, 378058355, 1890291775]

約数ペア:

[(1, 1890291775), (5, 378058355), (25, 75611671), (29, 65182475), (145, 13036495), (157, 12040075), (725, 2607299), (785, 2408015), (3925, 481603), (4553, 415175), (16607, 113825), (22765, 83035)]