210005800

素因数分解:

$2^3\times 5^2\times {\mathrm{709}}^1\times {\mathrm{1481}}^1$

素因数の和:2206

約数の個数: 48

約数和(自身を含む): 489282300

約数和(自身を除く): 279276500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 709, 1418, 1481, 2836, 2962, 3545, 5672, 5924, 7090, 7405, 11848, 14180, 14810, 17725, 28360, 29620, 35450, 37025, 59240, 70900, 74050, 141800, 148100, 296200, 1050029, 2100058, 4200116, 5250145, 8400232, 10500290, 21000580, 26250725, 42001160, 52501450, 105002900, 210005800]

約数ペア:

[(1, 210005800), (2, 105002900), (4, 52501450), (5, 42001160), (8, 26250725), (10, 21000580), (20, 10500290), (25, 8400232), (40, 5250145), (50, 4200116), (100, 2100058), (200, 1050029), (709, 296200), (1418, 148100), (1481, 141800), (2836, 74050), (2962, 70900), (3545, 59240), (5672, 37025), (5924, 35450), (7090, 29620), (7405, 28360), (11848, 17725), (14180, 14810)]