100080280

素因数分解:

$2^3\times 5^1\times {\mathrm{2502007}}^1$

素因数の和:2502018

約数の個数: 16

約数和(自身を含む): 225180720

約数和(自身を除く): 125100440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2502007, 5004014, 10008028, 12510035, 20016056, 25020070, 50040140, 100080280]

約数ペア:

[(1, 100080280), (2, 50040140), (4, 25020070), (5, 20016056), (8, 12510035), (10, 10008028), (20, 5004014), (40, 2502007)]