83475880

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{4957}}^1$

素因数の和:5389

約数の個数: 32

約数和(自身を含む): 188304840

約数和(自身を除く): 104828960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 4210, 4957, 8420, 9914, 16840, 19828, 24785, 39656, 49570, 99140, 198280, 2086897, 4173794, 8347588, 10434485, 16695176, 20868970, 41737940, 83475880]

約数ペア:

[(1, 83475880), (2, 41737940), (4, 20868970), (5, 16695176), (8, 10434485), (10, 8347588), (20, 4173794), (40, 2086897), (421, 198280), (842, 99140), (1684, 49570), (2105, 39656), (3368, 24785), (4210, 19828), (4957, 16840), (8420, 9914)]