99401440

素因数分解:

$2^5\times 5^1\times {\mathrm{621259}}^1$

素因数の和:621274

約数の個数: 24

約数和(自身を含む): 234836280

約数和(自身を除く): 135434840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 621259, 1242518, 2485036, 3106295, 4970072, 6212590, 9940144, 12425180, 19880288, 24850360, 49700720, 99401440]

約数ペア:

[(1, 99401440), (2, 49700720), (4, 24850360), (5, 19880288), (8, 12425180), (10, 9940144), (16, 6212590), (20, 4970072), (32, 3106295), (40, 2485036), (80, 1242518), (160, 621259)]