80355700

素因数分解:

$2^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{5393}}^1$

素因数の和:5556

約数の個数: 36

約数和(自身を含む): 175574700

約数和(自身を除く): 95219000

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 149, 298, 596, 745, 1490, 2980, 3725, 5393, 7450, 10786, 14900, 21572, 26965, 53930, 107860, 134825, 269650, 539300, 803557, 1607114, 3214228, 4017785, 8035570, 16071140, 20088925, 40177850, 80355700]

約数ペア:

[(1, 80355700), (2, 40177850), (4, 20088925), (5, 16071140), (10, 8035570), (20, 4017785), (25, 3214228), (50, 1607114), (100, 803557), (149, 539300), (298, 269650), (596, 134825), (745, 107860), (1490, 53930), (2980, 26965), (3725, 21572), (5393, 14900), (7450, 10786)]