161884190

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{523}}^1\times {\mathrm{2381}}^1$

素因数の和:2924

約数の個数: 32

約数和(自身を含む): 314538336

約数和(自身を除く): 152654146

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 523, 1046, 2381, 2615, 4762, 5230, 6799, 11905, 13598, 23810, 30953, 33995, 61906, 67990, 154765, 309530, 1245263, 2490526, 6226315, 12452630, 16188419, 32376838, 80942095, 161884190]

約数ペア:

[(1, 161884190), (2, 80942095), (5, 32376838), (10, 16188419), (13, 12452630), (26, 6226315), (65, 2490526), (130, 1245263), (523, 309530), (1046, 154765), (2381, 67990), (2615, 61906), (4762, 33995), (5230, 30953), (6799, 23810), (11905, 13598)]