200260960

素因数分解:

$2^5\times 5^1\times {\mathrm{509}}^1\times {\mathrm{2459}}^1$

素因数の和:2983

約数の個数: 48

約数和(自身を含む): 474238800

約数和(自身を除く): 273977840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 509, 1018, 2036, 2459, 2545, 4072, 4918, 5090, 8144, 9836, 10180, 12295, 16288, 19672, 20360, 24590, 39344, 40720, 49180, 78688, 81440, 98360, 196720, 393440, 1251631, 2503262, 5006524, 6258155, 10013048, 12516310, 20026096, 25032620, 40052192, 50065240, 100130480, 200260960]

約数ペア:

[(1, 200260960), (2, 100130480), (4, 50065240), (5, 40052192), (8, 25032620), (10, 20026096), (16, 12516310), (20, 10013048), (32, 6258155), (40, 5006524), (80, 2503262), (160, 1251631), (509, 393440), (1018, 196720), (2036, 98360), (2459, 81440), (2545, 78688), (4072, 49180), (4918, 40720), (5090, 39344), (8144, 24590), (9836, 20360), (10180, 19672), (12295, 16288)]