129688690

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{98999}}^1$

素因数の和:99137

約数の個数: 16

約数和(自身を含む): 235224000

約数和(自身を除く): 105535310

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 98999, 197998, 494995, 989990, 12968869, 25937738, 64844345, 129688690]

約数ペア:

[(1, 129688690), (2, 64844345), (5, 25937738), (10, 12968869), (131, 989990), (262, 494995), (655, 197998), (1310, 98999)]