81000060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1350001}}^1$

素因数の和:1350013

約数の個数: 24

約数和(自身を含む): 226800336

約数和(自身を除く): 145800276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1350001, 2700002, 4050003, 5400004, 6750005, 8100006, 13500010, 16200012, 20250015, 27000020, 40500030, 81000060]

約数ペア:

[(1, 81000060), (2, 40500030), (3, 27000020), (4, 20250015), (5, 16200012), (6, 13500010), (10, 8100006), (12, 6750005), (15, 5400004), (20, 4050003), (30, 2700002), (60, 1350001)]