168798890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{99881}}^1$

素因数の和:99914

約数の個数: 24

約数和(自身を含む): 329011308

約数和(自身を除く): 160212418

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 99881, 199762, 499405, 998810, 1298453, 2596906, 6492265, 12984530, 16879889, 33759778, 84399445, 168798890]

約数ペア:

[(1, 168798890), (2, 84399445), (5, 33759778), (10, 16879889), (13, 12984530), (26, 6492265), (65, 2596906), (130, 1298453), (169, 998810), (338, 499405), (845, 199762), (1690, 99881)]