99148880

素因数分解:

$2^4\times 5^1\times {\mathrm{1239361}}^1$

素因数の和:1239374

約数の個数: 20

約数和(自身を含む): 230521332

約数和(自身を除く): 131372452

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1239361, 2478722, 4957444, 6196805, 9914888, 12393610, 19829776, 24787220, 49574440, 99148880]

約数ペア:

[(1, 99148880), (2, 49574440), (4, 24787220), (5, 19829776), (8, 12393610), (10, 9914888), (16, 6196805), (20, 4957444), (40, 2478722), (80, 1239361)]