100050040

素因数分解:

$2^3\times 5^1\times {\mathrm{2501251}}^1$

素因数の和:2501262

約数の個数: 16

約数和(自身を含む): 225112680

約数和(自身を除く): 125062640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2501251, 5002502, 10005004, 12506255, 20010008, 25012510, 50025020, 100050040]

約数ペア:

[(1, 100050040), (2, 50025020), (4, 25012510), (5, 20010008), (8, 12506255), (10, 10005004), (20, 5002502), (40, 2501251)]