81853860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{124021}}^1$

素因数の和:124044

約数の個数: 48

約数和(自身を含む): 250028352

約数和(自身を除く): 168174492

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 660, 124021, 248042, 372063, 496084, 620105, 744126, 1240210, 1364231, 1488252, 1860315, 2480420, 2728462, 3720630, 4092693, 5456924, 6821155, 7441260, 8185386, 13642310, 16370772, 20463465, 27284620, 40926930, 81853860]

約数ペア:

[(1, 81853860), (2, 40926930), (3, 27284620), (4, 20463465), (5, 16370772), (6, 13642310), (10, 8185386), (11, 7441260), (12, 6821155), (15, 5456924), (20, 4092693), (22, 3720630), (30, 2728462), (33, 2480420), (44, 1860315), (55, 1488252), (60, 1364231), (66, 1240210), (110, 744126), (132, 620105), (165, 496084), (220, 372063), (330, 248042), (660, 124021)]