64791990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{719911}}^1$

素因数の和:719924

約数の個数: 24

約数和(自身を含む): 168459408

約数和(自身を除く): 103667418

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 719911, 1439822, 2159733, 3599555, 4319466, 6479199, 7199110, 10798665, 12958398, 21597330, 32395995, 64791990]

約数ペア:

[(1, 64791990), (2, 32395995), (3, 21597330), (5, 12958398), (6, 10798665), (9, 7199110), (10, 6479199), (15, 4319466), (18, 3599555), (30, 2159733), (45, 1439822), (90, 719911)]