80118900

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{89021}}^1$

素因数の和:89041

約数の個数: 54

約数和(自身を含む): 251131062

約数和(自身を除く): 171012162

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 450, 900, 89021, 178042, 267063, 356084, 445105, 534126, 801189, 890210, 1068252, 1335315, 1602378, 1780420, 2225525, 2670630, 3204756, 4005945, 4451050, 5341260, 6676575, 8011890, 8902100, 13353150, 16023780, 20029725, 26706300, 40059450, 80118900]

約数ペア:

[(1, 80118900), (2, 40059450), (3, 26706300), (4, 20029725), (5, 16023780), (6, 13353150), (9, 8902100), (10, 8011890), (12, 6676575), (15, 5341260), (18, 4451050), (20, 4005945), (25, 3204756), (30, 2670630), (36, 2225525), (45, 1780420), (50, 1602378), (60, 1335315), (75, 1068252), (90, 890210), (100, 801189), (150, 534126), (180, 445105), (225, 356084), (300, 267063), (450, 178042), (900, 89021)]