22196500

素因数分解:

$2^2\times 5^3\times {\mathrm{103}}^1\times {\mathrm{431}}^1$

素因数の和:553

約数の個数: 48

約数和(自身を含む): 49061376

約数和(自身を除く): 26864876

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 125, 206, 250, 412, 431, 500, 515, 862, 1030, 1724, 2060, 2155, 2575, 4310, 5150, 8620, 10300, 10775, 12875, 21550, 25750, 43100, 44393, 51500, 53875, 88786, 107750, 177572, 215500, 221965, 443930, 887860, 1109825, 2219650, 4439300, 5549125, 11098250, 22196500]

約数ペア:

[(1, 22196500), (2, 11098250), (4, 5549125), (5, 4439300), (10, 2219650), (20, 1109825), (25, 887860), (50, 443930), (100, 221965), (103, 215500), (125, 177572), (206, 107750), (250, 88786), (412, 53875), (431, 51500), (500, 44393), (515, 43100), (862, 25750), (1030, 21550), (1724, 12875), (2060, 10775), (2155, 10300), (2575, 8620), (4310, 5150)]