172040900

素因数分解:

$2^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{16703}}^1$

素因数の和:16820

約数の個数: 36

約数和(自身を含む): 376975872

約数和(自身を除く): 204934972

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 103, 206, 412, 515, 1030, 2060, 2575, 5150, 10300, 16703, 33406, 66812, 83515, 167030, 334060, 417575, 835150, 1670300, 1720409, 3440818, 6881636, 8602045, 17204090, 34408180, 43010225, 86020450, 172040900]

約数ペア:

[(1, 172040900), (2, 86020450), (4, 43010225), (5, 34408180), (10, 17204090), (20, 8602045), (25, 6881636), (50, 3440818), (100, 1720409), (103, 1670300), (206, 835150), (412, 417575), (515, 334060), (1030, 167030), (2060, 83515), (2575, 66812), (5150, 33406), (10300, 16703)]