21750900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{72503}}^1$

素因数の和:72520

約数の個数: 36

約数和(自身を含む): 62933472

約数和(自身を除く): 41182572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 72503, 145006, 217509, 290012, 362515, 435018, 725030, 870036, 1087545, 1450060, 1812575, 2175090, 3625150, 4350180, 5437725, 7250300, 10875450, 21750900]

約数ペア:

[(1, 21750900), (2, 10875450), (3, 7250300), (4, 5437725), (5, 4350180), (6, 3625150), (10, 2175090), (12, 1812575), (15, 1450060), (20, 1087545), (25, 870036), (30, 725030), (50, 435018), (60, 362515), (75, 290012), (100, 217509), (150, 145006), (300, 72503)]