129659056

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{197651}}^1$

素因数の和:197700

約数の個数: 20

約数和(自身を含む): 257342904

約数和(自身を除く): 127683848

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 197651, 395302, 790604, 1581208, 3162416, 8103691, 16207382, 32414764, 64829528, 129659056]

約数ペア:

[(1, 129659056), (2, 64829528), (4, 32414764), (8, 16207382), (16, 8103691), (41, 3162416), (82, 1581208), (164, 790604), (328, 395302), (656, 197651)]