80979300

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{89977}}^1$

素因数の和:89997

約数の個数: 54

約数和(自身を含む): 253827938

約数和(自身を除く): 172848638

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, 89977, 179954, 269931, 359908, 449885, 539862, 809793, 899770, 1079724, 1349655, 1619586, 1799540, 2249425, 2699310, 3239172, 4048965, 4498850, 5398620, 6748275, 8097930, 8997700, 13496550, 16195860, 20244825, 26993100, 40489650, 80979300]

約数ペア:

[(1, 80979300), (2, 40489650), (3, 26993100), (4, 20244825), (5, 16195860), (6, 13496550), (9, 8997700), (10, 8097930), (12, 6748275), (15, 5398620), (18, 4498850), (20, 4048965), (25, 3239172), (30, 2699310), (36, 2249425), (45, 1799540), (50, 1619586), (60, 1349655), (75, 1079724), (90, 899770), (100, 809793), (150, 539862), (180, 449885), (225, 359908), (300, 269931), (450, 179954), (900, 89977)]