205578050

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{132631}}^1$

素因数の和:132674

約数の個数: 24

約数和(自身を含む): 394712832

約数和(自身を除く): 189134782

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 132631, 265262, 663155, 1326310, 3315775, 4111561, 6631550, 8223122, 20557805, 41115610, 102789025, 205578050]

約数ペア:

[(1, 205578050), (2, 102789025), (5, 41115610), (10, 20557805), (25, 8223122), (31, 6631550), (50, 4111561), (62, 3315775), (155, 1326310), (310, 663155), (775, 265262), (1550, 132631)]