131761640

素因数分解:

$2^3\times 5^1\times {\mathrm{3294041}}^1$

素因数の和:3294052

約数の個数: 16

約数和(自身を含む): 296463780

約数和(自身を除く): 164702140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3294041, 6588082, 13176164, 16470205, 26352328, 32940410, 65880820, 131761640]

約数ペア:

[(1, 131761640), (2, 65880820), (4, 32940410), (5, 26352328), (8, 16470205), (10, 13176164), (20, 6588082), (40, 3294041)]