81104820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1351747}}^1$

素因数の和:1351759

約数の個数: 24

約数和(自身を含む): 227093664

約数和(自身を除く): 145988844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1351747, 2703494, 4055241, 5406988, 6758735, 8110482, 13517470, 16220964, 20276205, 27034940, 40552410, 81104820]

約数ペア:

[(1, 81104820), (2, 40552410), (3, 27034940), (4, 20276205), (5, 16220964), (6, 13517470), (10, 8110482), (12, 6758735), (15, 5406988), (20, 4055241), (30, 2703494), (60, 1351747)]