201529090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{21977}}^1$

素因数の和:22122

約数の個数: 32

約数和(自身を含む): 417757824

約数和(自身を除く): 216228734

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 262, 655, 917, 1310, 1834, 4585, 9170, 21977, 43954, 109885, 153839, 219770, 307678, 769195, 1538390, 2878987, 5757974, 14394935, 20152909, 28789870, 40305818, 100764545, 201529090]

約数ペア:

[(1, 201529090), (2, 100764545), (5, 40305818), (7, 28789870), (10, 20152909), (14, 14394935), (35, 5757974), (70, 2878987), (131, 1538390), (262, 769195), (655, 307678), (917, 219770), (1310, 153839), (1834, 109885), (4585, 43954), (9170, 21977)]